I have sworn; obliged myself by serious purpose and solemn vow, or by a formal oath, which was not unusual amongst God's people, as 2 Chronicles 15:15 Nehemiah 10:29. Will perform it; I do not repent of it, but by God's grace I will fulfil it.
Related Commentaries of Psalms 119:106
Psalms 119:106
106 I have sworn, and I will perform it, that I will keep thy righteous judgments.