blood. Figure of speech Metalepsis (App-6), "blood" put for bloodshedding, and then bloodshedding put for the one whose blood was shed. See Isaiah 33:15.
the innocent. an innocent one (singular)
without cause. Compare John 15:25.
Related Commentaries of Proverbs 1:11
Proverbs 1:11
11 If they say, Come with us, let us lay wait for blood, let us lurk privily for the innocent without cause: