Deuteronomy 6:13

13It is athe Lord your God you shall fear. Him you shall serve and bby his name you shall swear.

Isaiah 45:23

23 cBy myself I have sworn;
from my mouth has gone out in drighteousness
a word that shall not return:
eTo me every knee shall bow,
every tongue shall swear allegiance.’
Septuagint  every tongue shall confess to God

Isaiah 65:16

16so that he who gblesses himself in the land
shall bless himself by hthe God of truth,
and he who takes an oath in the land
shall swear by ithe God of truth;
jbecause the former troubles are forgotten
and are hidden from my eyes.
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