That is a disturbing thought, to say the least. God gets glorified by allowing the slaughter of millions?
Exd 15:1 Then Moses and the sons of Israel sang this song to the LORD, and said, "I will sing to the LORD, for He is highly exalted; The horse and its rider He has hurled into the sea.
Exd 15:2 "The LORD is my strength and song, And He has become my salvation; This is my God, and I will praise Him; My father's God, and I will extol Him.
Exd 15:3 "The LORD is a warrior; The LORD is His name.
Exd 15:4 "Pharaoh's chariots and his army He has cast into the sea; And the choicest of his officers are drowned in the Red Sea.
Exd 15:5 "The deeps cover them; They went down into the depths like a stone.
Exd 15:6 "Your right hand, O LORD, is majestic in power, Your right hand, O LORD, shatters the enemy.
Exd 15:7 "And in the greatness of Your excellence You overthrow those who rise up against You; You send forth Your burning anger, {and} it consumes them as chaff.
Exd 15:8 "At the blast of Your nostrils the waters were piled up, The flowing waters stood up like a heap; The deeps were congealed in the heart of the sea.
Exd 15:9 "The enemy said, 'I will pursue, I will overtake, I will divide the spoil; My desire shall be gratified against them; I will draw out my sword, my hand will destroy them.'
Exd 15:10 "You blew with Your wind, the sea covered them; They sank like lead in the mighty waters.
Exd 15:11 "Who is like You among the gods, O LORD? Who is like You, majestic in holiness, Awesome in praises, working wonders?
Exd 15:12 "You stretched out Your right hand, The earth swallowed them.
Exd 15:13 "In Your
lovingkindness You have led the people whom You have redeemed; In Your strength You have guided {them} to Your holy habitation.
Exd 15:14 "The peoples have heard, they tremble; Anguish has gripped the inhabitants of Philistia.
Exd 15:15 "Then the chiefs of Edom were dismayed; The leaders of Moab, trembling grips them; All the inhabitants of Canaan have melted away.
Exd 15:16 "Terror and dread fall upon them; By the greatness of Your arm they are motionless as stone; Until Your people pass over, O LORD, Until the people pass over whom You have purchased.
Exd 15:17 "You will bring them and plant them in the mountain of Your inheritance, The place, O LORD, which You have made for Your dwelling, The sanctuary, O Lord, which Your hands have established.
Exd 15:18 "The LORD shall reign forever and ever."
Exd 15:19 For the horses of Pharaoh with his chariots and his horsemen went into the sea, and the LORD brought back the waters of the sea on them, but the sons of Israel walked on dry land through the midst of the sea.
The Lord, glorified by the slaughter of, maybe not millions, but many.