Markus 14:30

14:30 Jesus said to him, “I tell you the truth, ¹  today – this very night – before a rooster crows twice, you will deny me three times.”

Markus 13:35

13:35 Stay alert, then, because you do not know when the owner of the house will return – whether during evening, at midnight, when the rooster crows, or at dawn –

[14:30]  ¹ tn Grk “Truly (ἀμήν, amhn), I say to you.”