Genesis 26:20-22 And the herdsmen of Gerar did strive with Isaac's herdsmen, saying, The water is ours: and he called the name of the well Esek; because they strove with him. Nave's Topical Index
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Chapter xxvi ... The strife arises only among the herdsmen, the initiative, apparently, being taken by those of Gerar... from Gerar was sufficient to establish Isaac's claim to ... /...//christianbookshelf.org/leupold/exposition of genesis volume 1/chapter xxvi.htm
Concerning the Sons of Isaac, Esau and Jacob; of their Nativity ... ... two nations should take the names of those sons; and ... one was called Escon, which denotes strife, the other ... 3. It was now that Isaac's affairs increased, and in ... /.../josephus/the antiquities of the jews/chapter 18 concerning the sons.htm