Hebrews 9:5

Cherubims] RV 'cherubim,' the Heb. plural of 'cherub': see Exodus 25:17; Exodus 37:6. The mercyseat, or propitiatory, was the golden lid of the ark (Exodus 25:17; Exodus 25:21) on which the blood was sprinkled on the Day of Atonement: Leviticus 16:14; Leviticus 16:15. Particularly] RV 'severally.'

7, 8. The point is, that entrance into the presence of God was restricted to the high priest alone, and that only once a year, and that it was altogether denied to the people and even to the ordinary priests. The argument of this whole section is that the Levitical system did not and could not provide real access to God. Holiest of all] RV 'the holy place,' meaning here, probably, the real presence of God, the heavenly sanctuary, as in Hebrews 9:12.