This name had been given before, either to this or a neighbouring place, by Abraham, Gen_21:31; but was now buried in oblivion, as his wells were; and the wells being revived, he revives and renews the name, which proved now a lasting name,
unto this day, as here follows, which is not added Gen_21:31, because then the name, though given by Abraham, was soon forgotten and neglected by others.