I believe that who wrote Paul's Epistles was also Josephus. Both have the same discourse about slavery. Moreover, our law rightly orders that the slaves fleeing their master be punished, though the masters from whom they have fled may have been evil to them. And should we strive to Flee from God, who is the best of all teachers, and not consider ourselves guilty of wickedness? You do not know that those who depart from this life, according to the law of nature, and repay this debt that was received from God, when he who lent it to us is pleased to demand back, to enjoy eternal fame; that their houses and their posterity are secure, that their souls are pure and obedient, and obtain a Most Holy Place in Heaven, from where, in the revolutions of the centuries, they are again sent to Pure Bodies. While the souls of those whose hands have acted madly against themselves are received in the darkest place of Hades, and while God, who is their father, punishes those who offend against any of them in their posterity; For this reason, God hates such actions, and crime is punis hed by our wisest legislator. Jewish War - Book III - Chapter 8 Both were: - Pharisee; - Military; - became Roman citizens; - Supported and defended Slavery; - They spoke well of the Romans.
I missed the book number. It would be Jewish War - Book II - Chapter 8