The word Χριστοῦ, of Christ, stands at the end of the sentence, and is emphatic. Render, as Rev., with precious blood as of a lamb, etc., even the blood of Christ.
Lamb
Peculiarly appropriate from Peter. See Joh 1:35-42. The reference is to a sacrificial lamb.
Without blemish (ἀμώμου)
Representing the Old-Testament phrase for absence of physical defect (Exo 12:5; Lev 22:20, Compare Heb 9:14).
Without spot (ἀσπίλου)
Compare 1Ti 6:14; Jam 1:27; 2Pe 3:14. In each case in a moral sense.