9:25 repeatedly. The same Greek word is in v. 26 and in 10:11. The repetition of sacrifices was evidence that they were not effective to remove guilt (10:2), and it was a recurring reminder of sins (10:3). The author earlier stressed that the Day of Atonement ceremonies took place only once a year (v. 7); here the emphasis is that they are repeated again and again (10:1).

blood not his own. The high priest’s offering contrasts with Christ’s offering of Himself. As one who himself needed atonement (v. 7), no Levitical high priest could offer himself as an unblemished substitute for others (v. 14).