Genesis 4

12 when thou tillest the ground, it doth not add to give its strength to thee — a wanderer, even a trembling one, thou art in the earth.’

13 And Cain saith unto Jehovah, ‘Greater is my punishment than to be borne;

14 lo, Thou hast driven me to-day from off the face of the ground, and from Thy face I am hid; and I have been a wanderer, even a trembling one, in the earth, and it hath been — every one finding me doth slay me.’

15 And Jehovah saith to him, ‘Therefore — of any slayer of Cain sevenfold it is required;’ and Jehovah setteth to Cain a token that none finding him doth slay him.

16 And Cain goeth out from before Jehovah, and dwelleth in the land, moving about east of Eden;