Hebrews Chapter 6, Verse 13

13: τω γαρ αβρααμ επαγγειλαμενος ο θεος επει κατ ουδενος ειχεν μειζονος ομοσαι ωμοσεν καθ εαυτου— edit Textus Receptus
13: For when God made promise to Abraham, because he could swear by no greater, he sware by himself,- edit KJV text
13: For God making promises to Abraham, because he had no one greater by whom he might swear, swore by himself,— edit Douay text