Hell is a place of eternal torment and it's several bible verses that support this.
Matthew 8:12
"but the sons of the kingdom shall be cast out into the outer darkness; in that place there shall be weeping and gnashing of teeth.
Matthew 13:41-42
41 "The Son of Man will send forth His angels, and they will gather out of His kingdom all stumbling blocks, and those who commit lawlessness,
42 and will cast them into the furnace of fire; in that place there shall be weeping and gnashing of teeth.
Revelation 14:9-11
9 "And another angel, a third one, followed them, saying with a loud voice, "If anyone worships the beast and his image, and receives a mark on his forehead or upon his hand,
10 he also will drink of the wine of the wrath of God, which is mixed in full strength in the cup of His anger; and he will be tormented with fire and brimstone in the presence of the holy angels and in the presence of the Lamb.
11 "And the smoke of their torment goes up forever and ever; and they have no rest day and night, those who worship the beast and his image, and whoever receives the mark of his name."
Matthew 18:8-9
9 "And if your hand or your foot causes you to stumble, cut it off and throw it from you; it is better for you to enter life crippled or lame, than having two hands or two feet, to be cast into the eternal fire.
9 "And if your eye causes you to stumble, pluck it out, and throw it from you. It is better for you to enter life with one eye, than having two eyes, to be cast into the fiery hell."
Matthew 25:41
"Then He will also say to those on His left, 'Depart from Me, accursed ones, into the eternal fire which has been prepared for the devil and his angels.
Matthew 25:46
"And these will go away into eternal punishment, but the righteous into eternal life."
Revelation 20:15
"And if anyone's name was not found written in the book of life, he was thrown into the lake of fire."