These men have tasted the Holy Spirit and were transformed by the experience. Instead of quitting....
"All day long, both at the temple and in their homes, they did not stop teaching and proclaiming the Messiah, Jesus." (Acts 5: 42).
"What then shall we say to this? If God is for us, who can be against us?" (Acts 8: 31).
"Yet in all these things we are more than conquerors and gain an overwhelming victory through Him who loved us [so much that He died for us]." (Romans 8: 37 AMP).