Seven times; a number much used in Scripture, as a number of perfection; and here prescribed, either to show that his sins needed more than ordinary purgation, and more frequent and manifest exercises of his faith and repentance, both which graces he was obliged to join with that ceremonial rite. Before the veil, to wit, the second veil dividing between the holy of holies, which is generally called by the name here used, as Exodus 26:31, Exodus 35:12 40:3,21 Num 4:5.
Related Commentaries of Leviticus 4:6
Leviticus 4:6
6 And the priest shall dip his finger in the blood, and sprinkle of the blood seven times before the LORD, before the vail of the sanctuary.