The crowd was astounded at what they saw happen: the deaf could speak, the crippled were healed, the lame could walk, and the blind could see. They praised the God of Israel.
He stood up, picked up his mat, and walked out in front of everyone there. They were all amazed, and praised God, saying, “We've never ever seen anything like this!”
After they had heard this explanation, they didn't argue with him anymore, and praised God, saying, “Now God has granted the opportunity to repent and have eternal life to foreigners as well.”
When they heard what had happened they praised God and told Paul, “Brother, you can see how many thousands of Jews have come to trust in the Lord, and they all keep the Law very carefully.
By giving this offering you show your true nature, and those who receive it will thank God for your obedience, since it shows your commitment to the good news of Christ and your generosity in giving to them and everyone else.
Be sure to act appropriately when you're with non-Christians, so even if they accuse you of doing wrong, they will see the good things you do and glorify God when he comes.