Shur

This is a desert region on the eastern border of Egypt. (See: rc://en/ta/man/translate/translate-names)

sent his men and they took Sarah

"made his men go get Sarah and bring her to him"

"God appeared to Abimelech"

Here the word "behold" adds emphasis to what follows. "Listen to me"

This is a strong way of saying the king will die. AT: "you will certainly die soon" or "I will kill you" (See: rc://en/ta/man/translate/figs-idiom)

"a married woman"