Polygamy: The Evil Effects of Jacob's
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Genesis 29:30
Jacob slept with Rachel as well, and indeed, he loved Rachel more than Leah. So he worked for Laban another seven years.
Genesis 30:15
But Leah replied, “Is it not enough that you have taken away my husband? Now you want to take my son’s mandrakes as well?” “Very well,” said Rachel, “he may sleep with you tonight in exchange for your son’s mandrakes.”