וַיֵּ֥צֵא קַ֖יִן מִלִּפְנֵ֣י יְהוָ֑ה וַיֵּ֥שֶׁב בְּאֶֽרֶץ־נ֖וֹד קִדְמַת־עֵֽדֶן׃
And Cain went out from the presence of the LORD, and dwelt in the land of Nod, on the east of Eden.
Read halakhic rulings (Jewish law) on Genesis 4:16: and classical halakhic sources.