Whose Doctrine Are You Following? (Mark 8)

This is the second of two Bible studies today. The first was taken from Matthew 17. This devotional is from Mark 8, which begins with the account of the Feeding of the Four Thousand. Christ then warned His disciples to beware of the leaven of the Pharisees, and of the leaven of Herod” (8:15). However, they did not understand, and the Lord questioned, after all they had seen of His miracles, how did they not understand?