Bible Verses About Oaths: To use God's name alone in

Take heed diligently lest thou forget the Lord, who brought thee out of the land of Egypt, out of the house of bondage. Thou shalt fear the Lord thy God, and shalt serve him only, and thou shalt swear by his name.

Thou shalt fear the Lord thy God, and serve him only: to him thou shalt adhere, and shalt swear by his name.

In which he that is blessed upon the earth, shall be blessed in God, amen: and he that sweareth in the earth, shall swear by God, amen: because the former distresses are forgotten, and because they are hid from my eyes.