'Twice' in the Bible

"Woe to you, experts in the law and you Pharisees, hypocrites! You cross land and sea to make one convert, and when you get one, you make him twice as much a child of hell as yourselves!

Jesus said to him, "I tell you the truth, today -- this very night -- before a rooster crows twice, you will deny me three times."

Immediately a rooster crowed a second time. Then Peter remembered what Jesus had said to him: "Before a rooster crows twice, you will deny me three times." And he broke down and wept.

I fast twice a week; I give a tenth of everything I get.'

These men are dangerous reefs at your love feasts, feasting without reverence, feeding only themselves. They are waterless clouds, carried along by the winds; autumn trees without fruit -- twice dead, uprooted;