And the shepherds of Gerar contended with Izhak's shepherds, saying, The water is ours. And it was the will of Heaven, and it dried. But when they returned to Izhak, it flowed. And he called the name of the well (Esek) Contention, because (etheseku) they had quarrelled with him on account of it.
The Well Called Contention Dries Until Isaac Returns
Targum Pseudo-Jonathan on Genesis 26:20