Matius 17:19

17:19 Then the disciples came ¹  to Jesus privately and said, “Why couldn’t we cast it out?”

Matius 26:44

26:44 So leaving them again, he went away and prayed for the third time, saying the same thing once more.

[17:19]  ¹ tn Grk “coming, the disciples said.” The participle προσελθόντες (proselqontes) has been translated as a finite verb to make the sequence of events clear in English.