And I advanced in Judaism beyond many of my contemporaries in my own nation, being more exceedingly zealous for the traditions of my fathers.
Galatians 1:14
Surrounding context
1:13 For you have heard of my former conduct in Judaism, how I persecuted the church of God beyond measure and tried to destroy it.
1:14 And I advanced in Judaism beyond many of my contemporaries in my own nation, being more exceedingly zealous for the traditions of my fathers.
1:15 But when it pleased God, who separated me from my mother's womb and called me through His grace,