Hebrews 3:17

And with whom was he displeased forty years? Was it not with those that sinned? whose bodies fell in the wilderness?

Acts 7:36

This man brought them out, having performed prodigies and miracles in Egypt, and at the Red Sea, and in the wilderness forty years.

John 3:19-21

And this is the judgment; that the light has come into the world, and men loved darkness rather than the light, because their deeds are evil.

Acts 13:18

And when he had borne with their conduct forty years in the wilderness,

Romans 1:28

And as they did not choose to retain God in their knowledge, God gave them up to a reprobate mind, to do things which are not proper,

Ephesians 4:30

And grieve not the Holy Spirit of God, by which you were sealed to the day of redemption.

Hebrews 3:9-10

where your fathers fully proved 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:

Forty

Bible References

Forty

Hebrews 3:9
where your fathers fully proved and saw my works forty years.

And they

John 3:19
And this is the judgment; that the light has come into the world, and men loved darkness rather than the light, because their deeds are evil.
Romans 1:28
And as they did not choose to retain God in their knowledge, God gave them up to a reprobate mind, to do things which are not proper,