Numbers 13:8

And Moses rose up, and his minister Joshua: and Moses went up into the mount of God.

And Joshua the son of Nun, the servant of Moses, one of his young men, answered and said, My lord Moses, forbid them.

And they answered Joshua, saying, All that thou commandest us we will do, and whithersoever thou sendest us, we will go.

And he gave Joshua the son of Nun a charge, and said, Be strong and of a good courage: for thou shalt bring the children of Israel into the land which I sware unto them: and I will be with thee.

And when Joshua heard the noise of the people as they shouted, he said unto Moses, There is a noise of war in the camp.

And the LORD said unto Moses, Behold, thy days approach that thou must die: call Joshua, and present yourselves in the tabernacle of the congregation, that I may give him a charge. And Moses and Joshu...

And Joshua the son of Nun was full of the spirit of wisdom; for Moses had laid his hands upon him: and the children of Israel hearkened unto him, and did as the LORD commanded Moses.

And Moses came and spake all the words of this song in the ears of the people, he, and Hoshea the son of Nun.

These are the names of the men which Moses sent to spy out the land. And Moses called Oshea the son of Nun Jehoshua.