7846. And they shall take of the blood. That this signifies the holy truth which is of the good of innocence, is evident from the signification of "blood," as being holy truth proceeding from the Lord (see n. 4735, 6978, 7317, 7326); and because it is the blood of a lamb, and by a "lamb" is signified the good of innocence (n. 3994), it denotes the holy truth which is of the good of innocence.