And the LORD said, Who shall persuade Ahab, that he may go up and fall at Ramothgilead? And one said on this manner, and another said on that manner.
And there came forth a spirit, and stood before the LORD, and said, I will persuade him.
And the LORD said unto him, Wherewith? And he said, I will go forth, and I will be a lying spirit in the mouth of all his prophets. And he said, Thou shalt persuade him, and prevail also: go forth, and do so. <-----> 1st Kings 22:20-22 Also 2nd Chronicles 18:19-21
And I saw three unclean spirits like frogs come out of the mouth of the dragon, and out of the mouth of the beast, and out of the mouth of the false prophet.
For they are the spirits of devils, working miracles, which go forth unto the kings of the earth and of the whole world, to gather them to the battle of that great day of God Almighty. <-----> Revelation 16:13+14
And unclean spirits, when they saw him, fell down before him, and cried, saying, Thou art the Son of God.
And he straitly charged them that they should not make him known. <-----> Mark 3:11+12
And the seventy returned again with joy, saying, Lord, even the devils are subject unto us through thy name.
And he said unto them, I beheld Satan as lightning fall from heaven. <-----> Luke 10:17+18
And I turned, and lifted up mine eyes, and looked, and, behold, there came four chariots out from between two mountains; and the mountains were mountains of brass.
In the first chariot were red horses; and in the second chariot black horses;
And in the third chariot white horses; and in the fourth chariot grizzled and bay horses.
Then I answered and said unto the angel that talked with me, What are these, my lord?
And the angel answered and said unto me, These are the four spirits of the heavens, which go forth from standing before the Lord of all the earth. <-----> Zechariah 6:1-5
Then a spirit passed before my face; the hair of my flesh stood up:
It stood still, but I could not discern the form thereof: an image was before mine eyes, there was silence, and I heard a voice, saying,
Shall mortal man be more just than God? shall a man be more pure than his maker? <-----> Job 14:15-17
And Jesus, when he was baptized, went up straightway out of the water: and, lo, the heavens were opened unto him, and he saw the Spirit of God descending like a dove, and lighting upon him: <-----> Matthew 3:16
And as they thus spake, Jesus himself stood in the midst of them, and saith unto them, Peace be unto you.
But they were terrified and frightened, and supposed that they had seen a spirit.
And he said unto them, Why are ye troubled? and why do thoughts arise in your hearts?
Behold my hands and my feet, that it is I myself: handle me, and see; for a spirit hath not flesh and bones, as ye see me have. <-----> Luke 24:36-39
The wind blows where it will, and thou hears the sound thereof, but can not tell whence it comes, and whither it goes: so is every one that is born of the Spirit. <-----> John 3:8
Even the Spirit of truth; whom the world cannot receive, because it sees him not, neither knows him: but ye know him; for he dwells with you, and shall be in you. <-----> John 14:17
And when the day of Pentecost was fully come, they were all with one accord in one place.
And suddenly there came a sound from heaven as of a rushing mighty wind, and it filled all the house where they were sitting.
And there appeared unto them cloven tongues like as of fire, and it sat upon each of them.
And they were all filled with the Holy Ghost, and began to speak with other tongues, as the Spirit gave them utterance. <-----> Acts 2:1-4
But the manifestation of the Spirit is given to every man to profit withal. <-----> 1st Corinthians 12:7
And of the angels he saith, Who makes his angels spirits, and his ministers a flame of fire. <-----> Hebrews 1:7 Also Psalm 104:4
And the angel of the LORD appeared unto him in a flame of fire out of the midst of a bush: and he looked, and, behold, the bush burned with fire, and the bush was not consumed. <-----> Exodus 3:2
And he answered, Fear not: for they that be with us are more than they that be with them.
And Elisha prayed, and said, LORD, I pray thee, open his eyes, that he may see. And the LORD opened the eyes of the young man; and he saw: and, behold, the mountain was full of horses and chariots of fire round about Elisha. <-----> 2nd Kings 6:16+17
And Jacob went on his way, and the angels of God met him.
And when Jacob saw them, he said, This is God's host: and he called the name of that place Mahanaim. <-----> Genesis 32:1+2
And there came two angels to Sodom at even; and Lot sat in the gate of Sodom: and Lot seeing them rose up to meet them; and he bowed himself with his face toward the ground; <-----> Genesis 19:1
And Balaam rose up in the morning, and saddled his ass, and went with the princes of Moab.
And God's anger was kindled because he went: and the angel of the LORD stood in the way for an adversary against him. Now he was riding upon his ass, and his two servants were with him.
And the ass saw the angel of the LORD standing in the way, and his sword drawn in his hand: and the ass turned aside out of the way, and went into the field: and Balaam smote the ass, to turn her into the way.....
Then the LORD opened the eyes of Balaam, and he saw the angel of the LORD standing in the way, and his sword drawn in his hand: and he bowed down his head, and fell flat on his face. <-----> Numbers 22:21-23+31
And David lifted up his eyes, and saw the angel of the LORD stand between the earth and the heaven, having a drawn sword in his hand stretched out over Jerusalem. Then David and the elders of Israel, who were clothed in sackcloth, fell upon their faces. <-----> 1st Chronicles 21:16
And there were in the same country shepherds abiding in the field, keeping watch over their flock by night.
And, lo, the angel of the Lord came upon them, and the glory of the Lord shone round about them: and they were sore afraid.
And the angel said unto them, Fear not: for, behold, I bring you good tidings of great joy, which shall be to all people.
For unto you is born this day in the city of David a Saviour, which is Christ the Lord.
And this shall be a sign unto you; Ye shall find the babe wrapped in swaddling clothes, lying in a manger.
And suddenly there was with the angel a multitude of the heavenly host praising God, and saying,
Glory to God in the highest, and on earth peace, good will toward men. <-----> Luke 2:8-14
Spirits are often invisible except for the influence or effect which they bring/cause. Sometimes they manifest in a variety of ways, sometimes appearing as mortal men, sometimes as angelic beings, as well as things like fire, wind + [animal form].
Be not forgetful to entertain strangers: for thereby some have entertained angels unawares. <-----> Hebrews 13:2
Not all spirits/angels are good -
He cast upon them the fierceness of his anger, wrath, and indignation, and trouble, by sending evil angels among them. <-----> Psalm 78:49
And outward appearance isn't a reliable means of discernment.
... For Satan himself is transformed into an angel of light. <---> 2nd Corinthians 11:14
And there are other examples in Scripture besides these.
May The Lord Be Pleased to Bless !
wm