American Standard Version (ASV):
Therefore thus saith the Lord Jehovah: As I live, surely mine oath that he hath despised, and my covenant that he hath broken, I will even bring it upon his own head.
King James Version (KJV):
Therefore thus saith the Lord GOD; [As] I live, surely mine oath that he hath despised, and my covenant that he hath broken, even it will I recompense upon his own head.