But if his master persecuted him and knocked out his tooth or blinded his eye or (maimed) one of his (other) external organ prominences, he acquires himself (i.e., his freedom) with afflictions. Now does this not follow a fortiori, viz.: If one can acquire himself by afflictions from the hand of flesh and blood, how much more so, from the hands of Heaven! And thus is it written (Psalms 118:18) "The L–rd has afflicted me exceedingly and He did not consign me to death."
But if his master persecuted him and knocked out his tooth
Mekhilta Tractate Nezikin 9:15