All Israel has transgressed Your law and turned away, refusing to obey Your voice; so the oath and the curse written in the Law of Moses the servant of God has been poured out on us, because we have sinned against You.
We have here Daniel's prayer to God as his God, and the confession which he joined with that prayer: I prayed, and made my confession. Note, In every prayer we must make confession, not only of the sins we have been guilty of (which we commonly call confession), but of our faith in God and dependence upon him, our sorrow for sin and our resolutions against it.
Commenting on Daniel 9:4-19
Yea, all Israel have transgressed thy law,.... Even God's professing people, on whom he had bestowed distinguishing favours and blessings, and gave them such a law as no other people had, and yet they transgressed it; not a few, or the greatest part only, but the whole body of them: and indeed there is no man that lives without sin, or the transgression of the...
all-- (Psa 14:3; Rom 3:12). the curse . . . and . . . oath . . . in . . . law--the curse against Israel, if disobedient, which God ratified by oath (Lev. 26:14-39; Deu 27:15-26; Deu. 28:15-68; Deu. 29:1-29).