And the people, the princes of Gilead, said one to another, What man is he that will begin to fight against the children of Ammon? he shall be head over all the inhabitants of Gilead.
And it came to pass after the death of Joshua, that the children of Israel asked of the LORD, saying, Who shall go up for us first against the Canaanites, to fight against them?
Then the children of Ammon were gathered together, and encamped in Gilead. And the children of Israel assembled themselves together, and encamped in Mizpah.
Then Jephthah went with the elders of Gilead, and the people made him head and chief over them: and Jephthah spake all his words before the LORD in Mizpah.
And the men of Israel said, Have ye seen this man that is come up? surely to defy Israel is he come up: and it shall be, that the man who killeth him, the king will enrich him with great riches, and will give him his daughter, and make his father's house free in Israel.