Job 33:14

For when God doth once command a thing, there should no man be curious to search whether it be right.

Psalm 62:11

God spoke once, and twice I have also heard the same, that power belongeth unto God,

Job 40:5

Once or twice have I spoken, but I will say no more."

2 Chronicles 33:10

And when the LORD spake to Manasseh and to his people, they attended not to him.

Proverbs 1:24

Seeing then that I have called, and ye refused it: I have stretched out my hand, and no man regarded it,

Proverbs 1:29

And that because they hated knowledge, and received not the fear of the LORD,

Isaiah 6:9

And so he said, "Go, and tell this people: 'Ye shall hear indeed, but ye shall not understand; ye shall plainly see, and not perceive.

Mark 8:17-18

And when Jesus knew that, he said unto them, "Why take ye thought because ye have no bread? Perceive ye not yet, neither understand? Have ye your hearts yet blinded?

Luke 24:25

And he said unto them, "O fools, and slow of heart to believe all that the prophets have spoken.

John 3:19

And this is the condemnation: that light is come into the world, and the men have loved darkness more than light, because their deeds were evil.

Job 33:29

"Lo, thus worketh God always with man,

Matthew 13:14

And in them is fulfilled the prophecy of Isaiah, which prophecy saith, 'With the ears ye shall hear, and shall not understand; and with the eyes ye shall see, and shall not perceive."

Treasury of Scripture Knowledge

Summary

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

Bible References

God

Job 40:5
Once or twice have I spoken, but I will say no more."
Psalm 62:11
God spoke once, and twice I have also heard the same, that power belongeth unto God,

Perceiveth

2 Chronicles 33:10
And when the LORD spake to Manasseh and to his people, they attended not to him.
Proverbs 1:24
Seeing then that I have called, and ye refused it: I have stretched out my hand, and no man regarded it,
Isaiah 6:9
And so he said, "Go, and tell this people: 'Ye shall hear indeed, but ye shall not understand; ye shall plainly see, and not perceive.
Matthew 13:14
And in them is fulfilled the prophecy of Isaiah, which prophecy saith, 'With the ears ye shall hear, and shall not understand; and with the eyes ye shall see, and shall not perceive."
Mark 8:17
And when Jesus knew that, he said unto them, "Why take ye thought because ye have no bread? Perceive ye not yet, neither understand? Have ye your hearts yet blinded?
Luke 24:25
And he said unto them, "O fools, and slow of heart to believe all that the prophets have spoken.
John 3:19
And this is the condemnation: that light is come into the world, and the men have loved darkness more than light, because their deeds were evil.