'Fight' in the Bible

Then turning they went up by the way of Bashan; and Og, king of Bashan, went out against them with all his people, to the fight at Edrei.

Then Eleazar the priest said to the men of war who had been to the fight, This is the rule of the law which the Lord has given to Moses:

And let division be made of it into two parts, one for the men of war who went out to the fight, and one for all the people:

But your servants will go over, every man armed for war, before the Lord to the fight, as my lord says.

And Moses said to them, If the children of Gad and the children of Reuben go with you over Jordan, every man armed for the fight before the Lord, and all the land is given into your hands, then let them have the land of Gilead for a heritage: