King James Version (KJV) - Acts 21:26 >

Then Paul took the men, and the next day purifying himself with them entered into the temple, to signify the accomplishment of the days of purification, until that an offering should be offered for every one of them.

Berean Study Bible (BSB) - Acts 21:26 >

So the next day Paul took the men and purified himself along with them. Then he entered the temple to give notice of the date when their purification would be complete and the offering would be made for each of them.