Cain/And His Family

Cain married Awan(Luluwa) his sister had a son Enoch  Enoch begat Irad; who begat Mehujael; who begat Methusael who had Lamech (Genesis 4:17 )Cain also had three other sons and two daughters there names were Olad,Lizpha,Fosal and the daughters were Citha & Maac 

The Lord put a mark on Cain, mark of the Beast(Devil) and told him whoever slayeth him, vengeance shall be taken on him sevenfold.

KJV REV 13:16

"And he causeth all, both small and great, rich and poor, free and bond, to receive a mark in their right hand, or in their foreheads:"

Gen 4:14  Behold, thou hast driven me out this day from the face of the earth; and from thy face shall I be hid; and I shall be a fugitive and a vagabond in the earth; and it shall come to pass, that every one that findeth me shall slay me. 

KJV REV 14:9

"And the third angel followed them, saying with a loud voice, If any man worship the beast and his image, and receive his mark in his forehead, or in his hand,"

KJV REV 14:11

"And the smoke of their torment ascendeth up for ever and ever: and they have no rest day nor night, who worship the beast and his image, and whosoever receiveth the mark of his name."

Cain resided in Nod which was east of Eden.

Gen 4:16  And Cain went out from the presence of the LORD, and dwelt in the land of Nod, on the east of Eden.