'Confirm' in the Bible
Now this was the custom in former time in Israel concerning redeeming and concerning exchanging, to confirm all things: a man drew off his shoe, and gave it to his neighbor; and this was the manner of attestation in Israel.
And now, O Jehovah God, the word that thou hast spoken concerning thy servant, and concerning his house, confirm thou it for ever, and do as thou hast spoken.
Behold, while thou yet talkest there with the king, I also will come in after thee, and confirm thy words.
There came against the land Pul the king of Assyria; and Menahem gave Pul a thousand talents of silver, that his hand might be with him to confirm the kingdom in his hand.
And the king stood by the pillar, and made a covenant before Jehovah, to walk after Jehovah, and to keep his commandments, and his testimonies, and his statutes, with all his heart, and all his'soul, to confirm the words of this covenant that were written in this book: and all the people stood to the covenant.
Moreover them that had familiar spirits, and the wizards, and the teraphim, and the idols, and all the abominations that were seen in the land of Judah and in Jerusalem, did Josiah put away, that he might confirm the words of the law which were written in the book that Hilkiah the priest found in the house of Jehovah.
Then Esther the queen, the daughter of Abihail, and Mordecai the Jew, wrote with all authority to confirm this second letter of Purim.
to confirm these days of Purim in their appointed times, according as Mordecai the Jew and Esther the queen had enjoined them, and as they had ordained for themselves and for their seed, in the matter of the fastings and their cry.
Thou, O God, didst send a plentiful rain, Thou didst confirm thine inheritance, when it was weary.
Confirm unto thy servant thy word, Which is in order unto the fear of thee.
Strengthen ye the weak hands, and confirm the feeble knees.
And as for me, in the first year of Darius the Mede, I stood up to confirm and strengthen him.
For I say that Christ hath been made a minister of the circumcision for the truth of God, that he might confirm the promises given unto the fathers,
who shall also confirm you unto the end, that ye be unreproveable in the day of our Lord Jesus Christ.