I will perform it. Some codices, with seven early printed editions, Aramaean, Septuagint, Syriac, and Vulgate, read "I have performed it"; but some codices, with four early printed editions (1 in margin), read "and will perform 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.