Genesis 28:21

so that I come back to my father's house in peace, then the LORD shall be my God.

Surrounding context

28:20 Then Jacob made a vow, saying, "If God will be with me, and keep me in this way that I am going, and give me bread to eat and clothing to put on,

28:21 so that I come back to my father's house in peace, then the LORD shall be my God.

28:22 And this stone which I have set as a pillar shall be God's house, and of all that You give me I will surely give a tenth to You."

Translation and sources