They returned from investigating the land after forty days.

And the rain fell ¹  on the earth forty days and forty nights.

At the end of forty days, ¹  Noah opened the window he had made in the ark ² 

Moses went into the cloud when he went up ¹  the mountain, and Moses was on the mountain forty days and forty nights. ² 

Meanwhile for forty days the Philistine approached every morning and evening and took his position.

After he fasted forty days and forty nights he was famished. ¹ 

For in seven days ¹  I will cause it to rain ²  on the earth for forty days and forty nights, and I will wipe from the face of the ground every living thing that I have made.”

The flood engulfed the earth for forty days. As the waters increased, they lifted the ark and raised it above the earth.

They took forty days, for that is the full time needed for embalming. ¹  The Egyptians mourned ²  for him seventy days. ³ 

Now at the end of the forty days and nights the Lord presented me with the two stone tablets, the tablets of the covenant.

I lay flat on the ground before the Lord for forty days and nights, ¹  for he ²  had said he would destroy you.

As for me, I stayed at the mountain as I did the first time, forty days and nights. The Lord listened to me that time as well and decided not to destroy you.

So he got up and ate and drank. That meal gave him the strength to travel forty days and forty nights until he reached Horeb, the mountain of God.

When Jonah began to enter the city one day’s walk, he announced, “At the end of forty days, ¹  Nineveh will be overthrown!” ² 

He was in the wilderness forty days, ¹  enduring temptations from Satan. He ²  was with wild animals, and angels were ministering to his needs. ³ 

where for forty days he endured temptations ¹  from the devil. He ²  ate nothing ³  during those days, and when they were completed, ⁴  he was famished.

So he was there with the Lord forty days and forty nights; ¹  he did not eat bread, and he did not drink water. He wrote on the tablets the words of the covenant, the ten commandments. ² 

According to the number of the days you have investigated this land, forty days – one day for a year – you will suffer for ¹  your iniquities, forty years, and you will know what it means to thwart me. ² 

When I went up the mountain to receive the stone tablets, the tablets of the covenant that the Lord made with you, I remained there ¹  forty days and nights, eating and drinking nothing.

Then I again fell down before the Lord for forty days and nights; I ate and drank nothing because of all the sin you had committed, doing such evil before the Lord as to enrage him.