Stephen then used Solomon as a bad example because he insisted on building a visible temple. Turning to the religious authorities, Stephen chastised them, "God doesn't live in a house that humans can build."
To summarize: buildings should not be the goal of your life with God. God expects you to leave the comfortable and spend some time with the unfamiliar and the uncomfortable.
They reacted by attacking and killing him. Saul, who we will later know as Paul, watches with approval.
As Stephen dies, he prays that they will receive forgiveness.
In the Book of Acts, some evangelists have received positive support (see Chapter 2, for example), but not all faithfulness to God's intent brings immediate success. For the "yet," here's an excerpt from Texts for Preaching, Westminster John Knox Press:
Yet while acknowledging the continuing reality of evil, the text makes it quite clear that those who are really dead are not Stephen, but the disciple's killers. His pain may be the most immediate, but his joy is ultimate and final, while their twisted and hate-posoned hearts show no inclination to be open to any good news of what God has done and is doing. And so the Easter victory is genuine and enduring, but in important respects it is a victory whose final consummation is still held in anticipation.