Acts 9:22-24

22But Saul increased in strength more and more, and continued to perplex the Jews who lived in Damascus by examining [theological evidence] and proving [with Scripture] that this Jesus is the Christ (the Messiah, the Anointed).

23After considerable time had passed [about three years or so], the Jews plotted together to kill him,

24but their plot became known to Saul. They were also watching the city’s gates day and night so they could kill him;