How many years after Pentecost was Stephen in Acts 7?
Stephen's account in Acts chapter 7 is placed about seven years after Pentecost. The context indicates the timeline arrives at approximately the end of seven years from Pentecost, and another historical timeline likewise had Stephen at about seven years after Pentecost.
Les explains that after Peter keeps preaching in the early chapters of Acts, the narrative comes to Acts chapter 7. He places this at about the end of seven years from Pentecost. He also notes that someone sent him a timeline, almost identical to his own Book of Acts timeline, and that this timeline, put together back around 1920, likewise had Stephen at about seven years after Pentecost. In Acts 7, Stephen addresses "men, brethren, and fathers" and speaks of Abraham as "our father," showing he is speaking to Jews.