Psalms 56:7

“My heart is fixed, O God, etc.] Firm and sure, trusting in the Lord, believing that he should be saved by him out of his troubles; (see <19A101>Psalm 101:1 112:7,8). So, in a spiritual sense, a heart fixed and established, or that is firm and sure, is one that is assured of its salvation by Christ, rooted and grounded in the love of God, firmly built on the foundation, Christ, and has its affections set on him; and is unmoved, from the hope of the Gospel, and the doctrines of it, by whatsoever it meets with in the world. It may be rendered, “my heart is prepared”, or “ready” f765; that is, according to some, to receive good or evil, prosperity or adversity, at the hand of God; to which sense…”

“Shall they escape? &c.--or better, "Their escape is by iniquity." cast . . . people--humble those who so proudly oppose Thy servant.”

“Shall they escape by iniquity? - This expression in the original is very obscure. There is in the Hebrew no mark of interrogation; and a literal rendering would be, “By iniquity (there is) escape to them;” and, according to this, the sense would be, that they contrived to escape from just punishment by their sins; by the boldness of their crimes; by their wicked arts. The Septuagint renders it, “As I have suffered this for my life, thou wilt on no account save them.” Luther, “What they have done evil, that is already forgiven.” DeWette reads it, as in our translation, as a question: “Shall their deliverance be in wickedness?” Probably this is the true idea. The psalmist asks with earnestness…”

“Escape - Shall they secure themselves by injurious and malicious practices. The people - These who are mine enemies. Psalms 56:8”

“escape: Psa 94:20, Psa 94:21; Ecc 8:8; Isa 28:15; Jer 7:10; Hab 1:13 in thine: Psa 55:9, Psa 55:15, Psa 55:23; Jer 10:25, Jer 18:19-23 Psalms 56:8”