Watering place in land of Ishmael

Alma 17: 26	Ammon(2) goes where flocks are watered, called Sebus.
Alma 17: 34	Ammon(2) contends with Lamanites who stand by waters of Sebus.
Alma 18: 7	practice among Lamanites of scattering flocks at waters of Sebus.
Alma 19: 20	king slew servants whose flocks were scattered at Sebus.