Job 33:14

For God speaketh once, Yea twice, though man regardeth it not.

Psalm 62:11

God hath spoken once, Twice have I heard this, That power belongeth unto God.

Job 40:5

Once have I spoken, and I will not answer; Yea, twice, but I will proceed no further.

2 Chronicles 33:10

And Jehovah spake to Manasseh, and to his people; but they gave no heed.

Proverbs 1:24

Because I have called, and ye have refused; I have stretched out my hand, and no man hath regarded;

Proverbs 1:29

For that they hated knowledge, And did not choose the fear of Jehovah:

Isaiah 6:9

And he said, Go, and tell this people, Hear ye indeed, but understand not; and see ye indeed, but perceive not.

Mark 8:17-18

And Jesus perceiving it saith unto them, Why reason ye, because ye have no bread? do ye not yet perceive, neither understand? have ye your heart hardened?

Luke 24:25

And he said unto them, O foolish men, and slow of heart to believe in all that the prophets have spoken!

John 3:19

And this is the judgment, that the light is come into the world, and men loved the darkness rather than the light; for their works were evil.

Job 33:29

Lo, all these things doth God work, Twice, yea thrice, with a man,

Matthew 13:14

And unto them is fulfilled the prophecy of Isaiah, which saith, By hearing ye shall hear, and shall in no wise understand; And seeing ye shall see, and shall in no wise perceive:

Treasury of Scripture Knowledge

Summary

For God speaketh once, yea twice, yet man perceiveth it not.

Bible References

God

Job 40:5
Once have I spoken, and I will not answer; Yea, twice, but I will proceed no further.
Psalm 62:11
God hath spoken once, Twice have I heard this, That power belongeth unto God.

Perceiveth

2 Chronicles 33:10
And Jehovah spake to Manasseh, and to his people; but they gave no heed.
Proverbs 1:24
Because I have called, and ye have refused; I have stretched out my hand, and no man hath regarded;
Isaiah 6:9
And he said, Go, and tell this people, Hear ye indeed, but understand not; and see ye indeed, but perceive not.
Matthew 13:14
And unto them is fulfilled the prophecy of Isaiah, which saith, By hearing ye shall hear, and shall in no wise understand; And seeing ye shall see, and shall in no wise perceive:
Mark 8:17
And Jesus perceiving it saith unto them, Why reason ye, because ye have no bread? do ye not yet perceive, neither understand? have ye your heart hardened?
Luke 24:25
And he said unto them, O foolish men, and slow of heart to believe in all that the prophets have spoken!
John 3:19
And this is the judgment, that the light is come into the world, and men loved the darkness rather than the light; for their works were evil.

American Standard Version Public Domain