Verses with the word encourage in the Old Testament (4 verses):

Deuteronomy 1:38
But Joshua the son of Nun, which standeth before thee, he shall go in thither: encourage him: for he shall cause Israel to inherit it.

Deuteronomy 3:28
But charge Joshua, and encourage him, and strengthen him: for he shall go over before this people, and he shall cause them to inherit the land which thou shalt see.

2 Samuel 11:25
Then David said unto the messenger, Thus shalt thou say unto Joab, Let not this thing displease thee, for the sword devoureth one as well as another: make thy battle more strong against the city, and overthrow it: and encourage thou him.

Psalms 64:5
They encourage themselves in an evil matter: they commune of laying snares privily; they say, Who shall see them?