Mark 6:6

6:6 And he was amazed because of their unbelief. Then ¹  he went around among the villages and taught.

Mark 9:24

9:24 Immediately the father of the boy cried out and said, “I believe; help my unbelief!”

Mark 16:14

16:14 Then he appeared to the eleven themselves, while they were eating, and he rebuked them for their unbelief and hardness of heart, because they did not believe those who had seen him resurrected.

[6:6]  ¹ tn Grk “And.” Here καί (kai) has been translated as “then” to indicate the implied sequence of events within the narrative.