Mwanzo 4 : 15 Genesis chapter 4 verse 15

Bwana akamwambia, Kwa sababu hiyo ye yote atakayemwua Kaini atalipizwa kisasi mara saba. Bwana akamtia Kaini alama, mtu amwonaye asije akampiga.
soma Mlango wa 4

Yahweh said to him, "Therefore whoever slays Cain, vengeance will be taken on him sevenfold." Yahweh appointed a sign for Cain, lest any finding him should strike him.