Romans 11:10

let their eyes be darkened that they may not see, and bow down their back always.

Romans 1:21

because having known God they glorified him not as God neither were thankful, but became vain in their reasonings and their ignorant mind was darkened.

Ephesians 4:18

with their understandings darkened, alienated from the life of God on account of the ignorance which is in them, on account of the hardness of their hearts,

2 Peter 2:4

For if God spared not the angels that sinned, but plunging them into Tartarus delivered them up in chains to be kept in darkness till the judgment,

2 Peter 2:17

These are fountains without water, clouds driven by a tempest, to which is reserved the blackness of darkness.

Jude 1:6

and the angels who kept not their own province, but left their habitation, he has kept under darkness in eternal chains, for the judgment of the great day;

Jude 1:13

wild waves of the sea foaming with their own shame, wandering stars to which is reserved the blackness of darkness for ever.

Treasury of Scripture Knowledge

Summary

Let their eyes be darkened, that they may not see, and bow down their back alway.

General references

Bible References

Their eyes

Romans 1:21
because having known God they glorified him not as God neither were thankful, but became vain in their reasonings and their ignorant mind was darkened.
Ephesians 4:18
with their understandings darkened, alienated from the life of God on account of the ignorance which is in them, on account of the hardness of their hearts,
2 Peter 2:4
For if God spared not the angels that sinned, but plunging them into Tartarus delivered them up in chains to be kept in darkness till the judgment,
Jude 1:6
and the angels who kept not their own province, but left their habitation, he has kept under darkness in eternal chains, for the judgment of the great day;

General references

John 8:27
They understood not that he spoke to them of the Father.