After the most straitest sect. — Better, most rigid, or most precise. The Greek does not contain anything answering to the double superlative of the English. The word for “sect” is the same as that used in Acts 24:5, and translated “heresy” in Acts 24:14.
Related Commentaries of Acts 26:5
Acts 26:5
5 Which knew me from the beginning, if they would testify, that after the most straitest sect of our religion I lived a Pharisee.