23–24. This brief exchange about faith is an important contribution to an important theme already emphasized repetitively in Mark’s Gospel (1:15; 2:5; 4:40; 5:34, 36; 6:6; cf. 7:29). Faith opens up possibilities that remain closed to unbelief. The father’s request is echoed in the hearts of many of Mark’s readers: “I do believe; help me overcome my unbelief!”
Mark 9:23–24