Kutoka 31 : 17 Exodus chapter 31 verse 17

Ni ishara kati ya mimi na wana wa Israeli milele; kwani kwa siku sita Bwana alifanya mbingu na nchi, akastarehe kwa siku ya saba na kupumzika.
soma Mlango wa 31

It is a sign between me and the children of Israel forever; for in six days Yahweh made heaven and earth, and on the seventh day he rested, and was refreshed.'"