9 Bible Verses about The Number Forty

Then Jesus was led up to the desert by the Holy Spirit in order to be put to the test by the devil. After He had fasted forty days and nights, He was [very] hungry.

He spent forty days in this desert where He was put to the test by Satan. He was with wild animals, and angels ministered to His needs [while there].

Then Jesus, full of the Holy Spirit, returned from the Jordan River [i.e., where He had been immersed. See 3:21] and was led by the Holy Spirit [See Matt. 4:1] into the desert. During the forty days He was being put to the test by the devil, He did not eat anything; then after it was over He was [very] hungry.

Now, following His death on the cross [and resurrection], Jesus appeared alive [to His apostles] for forty days, and demonstrated by many convincing proofs [that He had been raised bodily from the dead]. [During that time] He also spoke to them about the [coming] kingdom of God.

where your forefathers tried me and tested [my patience] when they saw what I did for forty years. Therefore, I was angry with that generation of people and said, 'They always go astray in their hearts, and they did not understand my ways.' So I vowed in my anger, 'They will not enter a state of rest with me.'"read more.
Pay attention, brothers, so that there will not be in any one of you an evil heart of unbelief, [resulting] in falling away from the living God. But [instead], encourage one another each day, as long as it is [still] called "Today," so that none of you becomes stubborn [as a result] of the deceitfulness of sin. For we have become sharers with Christ, if we hold firmly onto the confidence [we had in Him] from the beginning until the end [of our lives]. As it has been said [Psa. 95:7], "Today, if you hear His [i.e., God's] voice, do not have a stubborn heart like you did when you provoked [God]." For who were they who heard [God] and provoked [Him]? Was it not everyone who was led out of Egypt by Moses? And who was God angry with for forty years? Was it not with those people who sinned, whose bodies fell [dead] in the desert?

This man led them out [of Egypt], performing wonders and [miraculous] signs in Egypt, at the Red Sea and in the wilderness for forty years.

For about forty years He tenderly cared for them in the wilderness.

But when he was about forty years old he felt led to visit his relatives, the Israelites [i.e., called Hebrews at that time]. And when Moses observed one [of his relatives] being mistreated, he came to his defense by hitting the Egyptian, assuming his relatives would understand that God was using him to rescue them [from such abuse], but they did not [seem to] understand.read more.
The next day Moses came across a couple of his relatives who were fighting and tried to settle their dispute by saying, 'Brothers, since you are fellow-countrymen, why are you hurting each other?' But the one who was trying to harm his neighbor pushed Moses away saying, 'Who gave you the right to act as a ruler and judge over us? Are you going to kill me like you did that Egyptian yesterday?' When Moses heard this, he ran away and traveled to the country of Midian where he settled down and had two sons. "Then after [another] forty years passed, an angel appeared to him [one day] out of a flaming bush in the wilderness near Mt. Sinai.

And after that the people asked for a king [to rule their nation] so God gave them Saul, the son of Kish, from the [Israelite] tribe of Benjamin, who ruled as king for forty years.