20 He said: “Some Jews have agreed to ask you to bring Paul before the Sanhedrin tomorrow on the pretext of wanting more accurate information about him.

Read Acts 23:20 Using Other Translations

And he said, The Jews have agreed to desire thee that thou wouldest bring down Paul to morrow into the council, as though they would enquire somewhat of him more perfectly.
And he said, "The Jews have agreed to ask you to bring Paul down to the council tomorrow, as though they were going to inquire somewhat more closely about him.
Paul’s nephew told him, “Some Jews are going to ask you to bring Paul before the high council tomorrow, pretending they want to get some more information.