Psalms 119:122

“Be surety for thy servant for good, etc.] The psalmist was, in a like case with Hezekiah, oppressed; and therefore desires the Lord would undertake for him, appear on his side, and defend him, (<193814>Psalm 38:14); and if God himself is the surety of his people, and engages in their behalf, they need fear no enemy. What David prays to God to be for him, that Christ is for all his people, (<580722>Hebrews 7:22). He drew nigh to God, struck hands with him, gave his word and bond to pay the debts of his people; put himself in their legal place and stead, and became responsible to law and justice for them; engaged to make satisfaction for their sins, to bring in everlasting righteousness for…”

“Be surety for thy servant for good - On the meaning of the word here rendered “be surety,” see the notes at Job 17:3, and the notes at Isaiah 38:14, in both which places the same Hebrew word occurs: In Isaiah it is rendered “undertake for me.” The word means, properly, “to mix, to mingle;” hence, to braid, to interweave; then, to exchange, to barter. Then it means to mix or intermingle interests; to unite ourselves with others so that their interests come to be our own; and hence, to take one under our protection, to become answerable for, to be a surety for: as, when one endorses a note for another, he mingles his own interest, reputation, and means with his. So Christ becomes the security…”

“Surety - Do thou undertake and plead my cause. Psalms 119:123”

“surety: Gen 43:9; Pro 22:26, Pro 22:27; Isa 38:14; Plm 1:18, Plm 1:19; Heb 7:22 let not: Psa 119:21, Psa 36:11 Psalms 119:123”