Jdg 11:4-11. The Gileadites covenant with Jephthah.
in process of time - on the return of the season.
the children of Ammon made war against Israel - Having prepared the way by the introduction of Jephthah, the sacred historian here resumes the thread of his narrative from Jdg 10:17. The Ammonites seem to have invaded the country, and active hostilities were inevitable.