Then they took all the men, and went to fight with Ishmael the son of Nethaniah, and found him by the great waters that are in Gibeon.
The great waters that are in Gibson - (2 Samuel 2:13). A large reservoir or lake.
Gibeon - on the road from Mizpah to Ammon, one of the sacerdotal cities of Benjamin, four miles northwest of Jerusalem, now El-jib.