World Wide Study Bible
a Bible passage
9. Then said he—"At that time (namely, when speaking by David's mouth in the fortieth Psalm) He hath said." The rejection of the legal sacrifices involves, as its concomitant, the voluntary offer of Jesus to make the self-sacrifice with which God is well pleased (for, indeed, it was God's own "will" that He came to do in offering it: so that this sacrifice could not but be well pleasing to God).
I come—"I am come."
taketh away—"sets aside the first," namely, "the legal system of sacrifices" which God wills not.