Mwanzo 12 : 8 Genesis chapter 12 verse 8

Kisha akaondoka huko akaenda mpaka mlima ulio upande wa mashariki wa Betheli, akaipiga hema yake; alikuwa na Betheli upande wa magharibi, na Ai upande wa mashariki, akamjengea Bwana madhabahu huko, akaliitia jina la Bwana.
soma Mlango wa 12

He left from there to the mountain on the east of Bethel, and pitched his tent, having Bethel on the west, and Ai on the east. There he built an altar to Yahweh, and called on the name of Yahweh.