Most Relevant Verses
And the LORD'S anger was kindled against Israel, and he made them wander in the wilderness forty years, until all the generation, that had done evil in the sight of the LORD, was consumed.
No foot of man shall pass through it, nor foot of beast shall pass through it, neither shall it be inhabited forty years. And I will make the land of Egypt desolate in the midst of the countries that are desolate, and her cities among the cities that are laid waste shall be desolate forty years: and I will scatter the Egyptians among the nations, and will disperse them through the countries. Yet thus saith the Lord GOD; At the end of forty years will I gather the Egyptians from the people whither they were scattered:
From Thematic Bible
Israel » Under the judges » Led » Eli » Forty years
And it came to pass, when he made mention of the ark of God, that he fell from off the seat backward by the side of the gate, and his neck brake, and he died: for he was an old man, and heavy. And he had judged Israel forty years.