The Sadducees consisted of the priesthood and certain wealthy Jews. They were not such sticklers for the details of law enforcement. The Pharisees and Sadducees were really religious parties, rather than sects.
Close in meaning, found by a language model. A match does not mean the teachings are the same.
When he had said this, an argument arose between the Pharisees and Sadducees, and the crowd was divided. For the Sadducees say that there is no resurrection, nor angel, nor spirit; but the Pharisees confess all of these. A great clamor arose, and some of the scribes of the Pharisees’ part stood up, and contended, saying, “We find no evil in this man. But if a spirit or angel has spoken to him, let’s not fight against God!”
But the high priest rose up, and all those who were with him (which is the sect of the Sadducees), and they were filled with jealousy and laid hands on the apostles, then put them in public custody. But an angel of the Lord opened the prison doors by night, and brought them out and said, “Go stand and speak in the temple to the people all the words of this life.”
Of the priests, those who usurped the office of the priesthood and were not found: the sons of Obdia, the sons of Akkos, the sons of Jaddus, who married Augia one of the daughters of Zorzelleus, and was called after his name. When the description of the kindred of these men was sought in the register and was not found, they were removed from executing the office of the priesthood; for Nehemias and Attharias told them that they should not be partakers of the holy things until a high priest wearing Urim and Thummim should arise.