Psalm 72:18

Amen! May the Lord God … say so too. § He who blesses himself in the earth shall bless himself in the God of truth; and he who swears in the earth shall swear by the God of truth. § When God made a promise to Abraham, because He could swear by no one greater, He swore by Himself … For men indeed swear by the greater, and an oath for confirmation is for them an end of all dispute. Thus God, determining to show more abundantly to the heirs of promise the immutability of His counsel, confirmed...