NT-EPISTLES.filter - nkjv confirmation:

nkjv@Philippians:1:7 @ just as it is right for me to think this of you all, because I have you in my heart, inasmuch as both in my chains and in the defense and confirmation of the gospel, you all are partakers with me of grace.

nkjv@Hebrews:6:16 @ For men indeed swear by the greater, and an oath for confirmation is for them an end of all dispute.