third time is the charm

• third time's the charm, third time's a charm, three times a charm

third time is a charm

1. (chiefly US) One is sure to succeed at a task or event on the third try.

   Synonym: third time lucky

   Coordinate term: what happens twice happens thrice

• May jokingly be extended to fourth, fifth or higher numbers if success is not achieved on the third try.

• bad things come in threes
• good things come in threes