So Cain took one of his sisters or perhaps one of his nieces as a wife. Later, Gods Law to the Israelites did not permit the marriage of a fleshly brother and sister. Leviticus 18: 9.
( আদিপুস্তক ৫ :⁠ ৪) গতিকে কয়িনে সম্ভৱতঃ তেওঁৰ সৰু ভনীয়েক বা ভাগিনীয়েকক পত্নীৰূপে গ্ৰহণ কৰিলে ।