Пётр опять отрёкся; и тотчас запел петух.
Again Peter denied it, and at that moment a rooster began to crow.
Peter again denied it, and at once a rooster crowed.
Peter then denied it again, and immediately a rooster crowed.
Again Peter denied it. And immediately a rooster crowed.
Peter then denied again: and immediately the cock crew.
Peter then denied again; and immediately a rooster crowed.
Peter denied therefore again, and immediately [the] cock crew.