πρὶν ἀλέκτορα φωνῆσαι τρὶς → before the rooster crows three times (Matthew 26:75)
adv.
P. and V. πικρῶς, V. ἀναλγήτως; use cruelly.
Behave unfeelingly, v.: P. ἀγνωμονεῖν.