Genesis 26:20-21

20the herdsmen of Gerar aquarreled with Isaac’s herdsmen, saying, “The water is ours.” So he called the name of the well Esek,
 Esek means contention
because they contended with him.
21Then they dug another well, and they quarreled over that also, so he called its name Sitnah.
 Sitnah means enmity
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