11. helping together by prayer for us—rather, "helping together on our behalf by your supplication"; the words "for us" in the Greek following "helping together," not "prayer."
that for the gift, &c.—literally, "That on the part of many persons the gift (literally, 'gift of grace'; the mercy) bestowed upon us by means of (that is, through the prayers of) many may be offered thanks for (may have thanks offered for it) on our behalf."