Psalm 95:10

Forty years I shall loathe to the generation, and saying, A people they wandering in heart, and they knew not my ways:

Hebrews 3:17

And with whom was he offended forty years? was it not with them having sinned, whose members fell in the desert?

Acts 7:36

He brought them out, having done wonders and sign in the land of Egypt, and in the Red sea, and in the desert forty years.

Genesis 6:6

And Jehovah will lament that he made man in the earth, and he will be grieved at his heart

Numbers 14:33-34

And your sons shall be fed in the desert forty years, and bear your fornications till your carcasses be finished in the desert

Numbers 32:13

And the anger of Jehovah will kindle against Israel, and he will cause them to wander in the desert forty years, till the finishing of all the generation having done evil in the eyes of Jehovah.

Deuteronomy 1:3

And it shall be in the fortieth year, in the eleventh month, in one to the Month, Moses spake to the sons of Israel according to all which Jehovah commanded him to them.

Deuteronomy 2:14-16

And the days which we came from Kadesh-Barnea till we passed over the valley Zered, thirty and eight years; till all the generation of men of war was finished from the midst of the camp, as Jehovah sware to them.

Proverbs 1:7

The fear of Jehovah is the beginning of knowledge: the foolish despised wisdom and instruction.

Proverbs 1:22-29

How long, ye simple, will ye love simplicity? and mockers delight to mock for them, and the foolish hate knowledge?

Isaiah 63:17

Wherefore, O Jehovah, wilt thou cause us to wander from thy ways, wilt thou harden our heart from thy fear? turn back for sake of thy servants, the tribes of thine inheritance.

Jeremiah 9:6

Thy dwelling is in the midst of deceit; by deceit they refused to know me, says Jehovah.

John 3:19-21

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

Acts 13:18

And about forty years time he bare them in the desert.

Romans 1:28

And as they chose not to have God in knowledge, God delivered them to an adulterated purpose, to do things not fitting;

Ephesians 4:30

And grieve ye not the Holy Spirit of God in which ye were sealed to the day of redemption.

Hebrews 3:9-10

Where your fathers tried me, proved me, and saw my works forty years.

Treasury of Scripture Knowledge

Summary

Forty years long was I grieved with this generation, and said, It is a people that do err in their heart, and they have not known my ways:

General references

Bible References

Forty

Numbers 14:33
And your sons shall be fed in the desert forty years, and bear your fornications till your carcasses be finished in the desert
Numbers 32:13
And the anger of Jehovah will kindle against Israel, and he will cause them to wander in the desert forty years, till the finishing of all the generation having done evil in the eyes of Jehovah.
Deuteronomy 1:3
And it shall be in the fortieth year, in the eleventh month, in one to the Month, Moses spake to the sons of Israel according to all which Jehovah commanded him to them.
Deuteronomy 2:14
And the days which we came from Kadesh-Barnea till we passed over the valley Zered, thirty and eight years; till all the generation of men of war was finished from the midst of the camp, as Jehovah sware to them.
Hebrews 3:9
Where your fathers tried me, proved me, and saw my works forty years.

And they

Proverbs 1:7
The fear of Jehovah is the beginning of knowledge: the foolish despised wisdom and instruction.
Jeremiah 9:6
Thy dwelling is in the midst of deceit; by deceit they refused to know me, says Jehovah.
John 3:19
And this is the judgment, that light has come into the world, and men rather loved darkness than light, for their works were evil.
Romans 1:28
And as they chose not to have God in knowledge, God delivered them to an adulterated purpose, to do things not fitting;

General references

Psalm 78:17
And they will yet add to sin against him to embitter the Most High in a dry land.