Markus 14:19

14:19 They were distressed, and one by one said to him, “Surely not I?”

Markus 14:37

14:37 Then ¹  he came and found them sleeping, and said to Peter, “Simon, are you sleeping? Couldn’t you stay awake for one hour?

[14:37]  ¹ tn Here καί (kai) has been translated as “then” to indicate the implied sequence of events within the narrative.