'Three' in the Bible

“Go throughout the camp and command the people, saying, ‘Prepare your provisions, for within three days you are to cross this [river] Jordan, to go in to take possession of the land which the Lord your God is giving you to possess [as an inheritance].’”

And she said to them, “Go [west] to the hill country, so that the pursuers [who have headed east] will not encounter you; hide yourselves there for three days until the pursuers return. Then afterward you can go your way.”

They left and went [on their way] to the hill country [west of Jericho], and stayed there [hidden in the caves] three days until the pursuers returned. The pursuers had searched all along the road but had not found them.

And it happened at the end of three days that the officers went throughout the camp,

Then they returned to Joshua and said to him, “Do not make all the people go up [to fight]; have only about two thousand or three thousand men go up and attack Ai; do not make the entire army go up there, for they [of Ai] are few.”

So about three thousand men from the sons of Israel went up there, but they fled [in retreat] from the men of Ai.

It happened that three days after they had made a covenant (treaty) with them, the Israelites heard that they were [actually] their neighbors and that they were living among them.

So Caleb drove out from there the three sons of Anak: Sheshai and Ahiman and Talmai, the children of Anak.

Provide for yourselves three men from each tribe so that I may send them, and that they may go through the land and write a description of it with regard to their [tribal] inheritance; then they shall return to me.

From the tribe of Naphtali, they gave Kedesh in Galilee, the city of refuge for anyone who committed manslaughter, with its pasture lands and Hammoth-dor with its pasture lands and Kartan with its pasture lands; three cities.