Genesis 26:33
He called it Shibah; therefore the name of the city is Beersheba to this day.
Genesis 21:31
Therefore that place was called Beersheba, because there both of them swore an oath.
Genesis 26:28
They said, "We see plainly that the LORD has been with you. So we said, let there be a sworn pact between us, between you and us, and let us make a covenant with you,
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Summary
And he called it Shebah: therefore the name of the city is Beersheba unto this day.
Therefore
Bible References
Therefore
Genesis 21:31
Therefore that place was called Beersheba, because there both of them swore an oath.