Acts 26:14
And when we were all fallen to the earth, I heard a voice speaking unto me, and saying in the Hebrew tongue, Saul, Saul, why persecutest thou me? it is hard for thee to kick against the pricks.
Cross-reference
Acts 9:4 records the same words from the voice, giving the parallel conversion account.
Acts 9:5 continues the dialogue with Paul's question and Jesus' answer, filling in the next moment.
Acts 22:2 also notes Paul's Hebrew speech, confirming the language detail from the voice in Acts 26:14.
Acts 22:7-9 gives the same conversion account but notes companions saw the light without hearing the voice — a complementary detail.
Acts 9:7 recounts the same event with the detail that companions heard the voice but saw no one — a slightly different perspective on the encounter.
In Acts 22:8, Paul recounts the same conversion dialogue with Jesus — a direct parallel account of the event.
Genesis 22:11 uses the same double-name call ('Abraham, Abraham!') from heaven — a pattern of divine summons repeated here with 'Saul, Saul'.