NAS: since they have known about me for a long time, if they are willing to testify, that I lived as a Pharisee according to the strictest sect of our religion.
KJV: Which knew me from the beginning, if they would testify, that after the most straitest sect of our religion I lived a Pharisee.
GWT: They've known me for a long time and can testify, if they're willing, that I followed the strictest party of our religion. They know that I lived my life as a Pharisee.
ASV: having knowledge of me from the first, if they be willing to testify, that after the straitest sect of our religion I lived a Pharisee.
BBE: And they are able to say, if they would give witness, that I was living as a Pharisee, in that division of our religion which is most regular in the keeping of the law.
DBY: who knew me before from the outset of my life, if they would bear witness, that according to the strictest sect of our religion I lived a Pharisee.
DRB: Having known me from the beginning (if they will give testimony) that according to the most sure sect of our religion I lived a Pharisee.
WBS: Who knew me from the beginning, (if they would testify) that after the strictest sect of our religion, I lived a Pharisee.
WEB: having known me from the first, if they are willing to testify, that after the strictest sect of our religion I lived a Pharisee.
YLT: knowing me before from the first, (if they may be willing to testify,) that after the most exact sect of our worship, I lived a Pharisee;