Acts 22:5-9

as also the high priest and all the Council of the elders can testify. From them I also received letters to the brothers, and started off for Damascus in order to bring even those who were there to Jerusalem as prisoners to be punished.

“But it happened that as I was on my way, approaching Damascus at about noon, a very bright light suddenly flashed from heaven all around me,

and I fell to the ground and heard a voice saying to me, ‘Saul, Saul, why are you persecuting Me?’

And I answered, ‘Who are You, Lord?’ And He said to me, ‘I am Jesus the Nazarene, whom you are persecuting.’

And those who were with me saw the light, but did not understand the voice of the One who was speaking to me.