2 Peter 2:4

2:4 For if God did not spare the angels who sinned, but threw them into hell and locked them up in chains in utter darkness, to be kept until the judgment,

Matthew 8:12

8:12 but the sons of the kingdom will be thrown out into the outer darkness, where there will be weeping and gnashing of teeth.”

Matthew 22:13

22:13 Then the king said to his attendants, ‘Tie him up hand and foot and throw him into the outer darkness, where there will be weeping and gnashing of teeth!’

Matthew 25:30

25:30 And throw that worthless slave into the outer darkness, where there will be weeping and gnashing of teeth.’

Jude 1:6

1:6 You also know that the angels who did not keep within their proper domain but abandoned their own place of residence, he has kept in eternal chains in utter darkness, locked up for the judgment of the great Day.

Jude 1:13

1:13 wild sea waves, spewing out the foam of their shame; wayward stars for whom the utter depths of eternal darkness have been reserved.