'Three' in the Bible

"Pass through the midst of the camp and command the people: 'Prepare your provisions; {in} three days you [are to] cross the Jordan to go possess the land that Yahweh your God [is] giving you to possess.'"

And she said to them, "Go to the mountain, so that the pursuers will not find you, and hide yourselves there three days until the pursuers return, and afterward you may go {on your way}."

They departed and came to the mountain, and they stayed there three days until the pursuers returned. The pursuers searched {all along the way} but did not find [them].

At the end of the three days the officers passed through the midst of the camp,

And they returned to Joshua and said to him, "Do not let all the people go up and attack Ai; [only] two or three thousand men should go up because they [are] few. Do not make all the people weary [up] there."

So about three thousand from the people went up there, and they fled before the men of Ai.

And it happened that at the end of three days, after they made a covenant with them, they heard that {they were their neighbors} and living among them.

Caleb drove out from there three of Anak's sons, Sheshai, Ahiman, and Talmai, the descendants of Anak.

Provide three men {from each tribe}, and I will send them so that they may begin to go through the land and write [a description of] it {according to their inheritance}, and let them come to me.

From the tribe of Naphtali, Kedesh in Galilee, the city of refuge for the killer, and its pasturelands, Hammoth Dor and its pasturelands, and Kartan and its pasturelands; three cities.