Hebrews 3:9

A Serious Warning Against Unbelief

⁸ harden not your hearts, as in the provocation, in the day of temptation in the wilderness; ⁹ where your fathers tempted me, by proving me, and saw my works forty years. ¹⁰ Wherefore I was wroth with this generation, and said, They always err in heart; and they have not known my ways;

Forty Years

Mighty Deeds

Acts 7:36

He led them out, having wrought wonders and signs in the land of Egypt, and in the Red sea, and in the wilderness forty years.

Exodus 19:4

Ye have seen what I have done to the Egyptians, and how I have borne you on eagles' wings and brought you to myself.

Exodus 20:22

And Jehovah said to Moses, Thus shalt thou say to the children of Israel: Ye have seen that I have spoken with you from the heavens.

Numbers 14:33

And your children shall wander in the wilderness forty years, and bear your whoredoms, until your carcases be wasted in the wilderness.

Deuteronomy 4:3

Your eyes have seen what Jehovah did because of Baal-Peor; for all the men that followed Baal-Peor, Jehovah thy God hath destroyed them from among you;

Deuteronomy 4:9

Only take heed to thyself, and keep thy soul diligently, lest thou forget the things that thine eyes have seen (and lest they depart from thy heart all the days of thy life; but thou shalt make them known to thy sons and to thy sons' sons),

Deuteronomy 8:2

And thou shalt remember all the way which Jehovah thy God led thee these forty years in the wilderness, to humble thee, and to prove thee, to know what was in thy heart, whether thou wouldest keep his commandments or not.

Deuteronomy 8:4

Thy clothing grew not old upon thee, neither did thy foot swell, these forty years.

Deuteronomy 11:7

For your eyes have seen all the great work of Jehovah which he hath done.

Deuteronomy 29:2

And Moses called to all Israel, and said unto them, Ye have seen all that Jehovah did before your eyes in the land of Egypt to Pharaoh, and to all his bondmen, and to all his land:

Joshua 5:6

For the children of Israel had walked forty years in the wilderness, till the whole nation of men of war had perished who had come out of Egypt, who had not hearkened to the voice of Jehovah; to whom Jehovah had sworn that he would not show them the land which Jehovah had sworn unto their fathers that he would give us, a land flowing with milk and honey.

Joshua 23:3

and ye have seen all that Jehovah your God hath done to all these nations because of you. For Jehovah your God is he that hath fought for you.

Joshua 24:7

Then they cried to Jehovah, and he put darkness between you and the Egyptians, and brought the sea upon them, and covered them; and your eyes saw what I did in Egypt; and ye dwelt in the wilderness a long time.

Amos 2:10

And I brought you up from the land of Egypt, and led you forty years in the wilderness, to possess the land of the Amorite.

Luke 7:22

And Jesus answering said to them, Go, bring back word to John of what ye have seen and heard: that blind see, lame walk, lepers are cleansed, deaf hear, dead are raised, poor are evangelized;

Acts 13:8

But Elymas the magician (for so his name is by interpretation) opposed them, seeking to turn away the proconsul from the faith.