Acts 23:11-13

Young's Literal Translation

¹¹ And on the following night, the Lord having stood by him, said, `Take courage, Paul, for as thou didst fully testify the things concerning me at Jerusalem, so it behoveth thee also at Rome to testify.'

¹² And day having come, certain of the Jews having made a concourse, did anathematize themselves, saying neither to eat nor to drink till they may kill Paul;

¹³ and they were more than forty who made this conspiracy by oath,