Mark 4:9

4:9 And he said, “Whoever has ears to hear had better listen!”

Mark 4:18

4:18 Others are the ones sown among thorns: They are those who hear the word,

tn The translation “had better listen!” captures the force of the third person imperative more effectively than the traditional “let him hear,” which sounds more like a permissive than an imperative to the modern English reader. This was Jesus’ common expression to listen and heed carefully (cf. Matt 11:15; 13:9, 43; Mark 4:23; Luke 8:8, 14:35).