Verses with the word fit in the Old Testament (5 verses):

Leviticus 16:21
And Aaron shall lay both his hands upon the head of the live goat, and confess over him all the iniquities of the children of Israel, and all their transgressions in all their sins, putting them upon the head of the goat, and shall send him away by the hand of a fit man into the wilderness:

1 Chronicles 7:11
All these the sons of Jediael, by the heads of their fathers, mighty men of valour, were seventeen thousand and two hundred soldiers, fit to go out for war and battle.

1 Chronicles 12:8
And of the Gadites there separated themselves unto David into the hold to the wilderness men of might, and men of war fit for the battle, that could handle shield and buckler, whose faces were like the faces of lions, and were as swift as the roes upon the mountains;

Job 34:18
Is it fit to say to a king, Thou art wicked? and to princes, Ye are ungodly?

Proverbs 24:27
Prepare thy work without, and make it fit for thyself in the field; and afterwards build thine house.