Romans 9:1 Truth I say in Christ, I lie not, my conscience bearing testimony with me in the Holy Spirit, (See NIV)
Hebrews 6:16 for men indeed do swear by the greater, and an end of all controversy to them for confirmation 'is' the oath, (See NIV)
Hebrews 9:20 saying, "This is the blood which confirms the Covenant that God has made binding upon you." (WEY)
Numbers 30:14 But if her husband altogether hold his peace at her from day to day; then he establisheth all her vows, or all her bonds, which are upon her: he confirmeth them, because he held his peace at her in the day that he heard them. (See NAS NIV)
Deuteronomy 8:18 But you shall remember Yahweh your God, for it is he who gives you power to get wealth; that he may establish his covenant which he swore to your fathers, as at this day. (See NIV)
Isaiah 44:26 who confirms the word of his servant, and performs the counsel of his messengers; who says of Jerusalem,'She will be inhabited;' and of the cities of Judah,'They will be built,' and'I will raise up its waste places;' (WEB RSV)