esek

from Easton's 1897 Bible Dictionary
Esek
quarrel, a well which Isaac's herdsmen dug in the valley of
Gerar, and so called because the herdsmen of Gerar quarrelled
with them for its possession (Gen. 26:20).
    
from Hitchcock's Bible Names Dictionary (late 1800's)
Esek, contention
    

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