and, "A stone of stumbling, and a rock of offense." For they stumble at the word, being disobedient, whereunto also they were appointed.
Paul speaks of Christ crucified, to the Jews foolishness -- I mean to the Greeks foolishness, but to the Jews an offence; "but unto us which are saved the power of God" ( 1 Corinthians 1:18 ). And so he is a "rock of offence even to them which stumble."