1 Samuel 2:9
He will keep the feet of his saints, and the wicked shall be silent in darkness; for by strength shall no man prevail.
And they shall look unto the earth; and behold trouble and darkness, dimness of anguish; and they shall be driven to darkness.
But the children of the kingdom shall be cast out into outer darkness: there shall be weeping and gnashing of teeth.
Then said the king to the servants, Bind him hand and foot, and take him away, and cast him into outer darkness; there shall be weeping and gnashing of teeth.
And cast ye the unprofitable servant into outer darkness: there shall be weeping and gnashing of teeth.
2 Peter 2:17
These are wells without water, clouds that are carried with a tempest; to whom the mist of darkness is reserved for ever.
A land of darkness, as darkness itself; and of the shadow of death, without any order, and where the light is as darkness.
He wandereth abroad for bread, saying, Where is it? he knoweth that the day of darkness is ready at his hand.
He shall be driven from light into darkness, and chased out of the world.
All darkness shall be hid in his secret places: a fire not blown shall consume him; it shall go ill with him that is left in his tabernacle.
He shall not depart out of darkness; the flame shall dry up his branches, and by the breath of his mouth shall he go away.
And the fifth angel poured out his vial upon the seat of the beast; and his kingdom was full of darkness; and they gnawed their tongues for pain,
2 Peter 2:4
For if God spared not the angels that sinned, but cast them down to hell, and delivered them into chains of darkness, to be reserved unto judgment;