This couple tried to lie to Peter about donating money and they were killed by God. Whoat are their names?

Ananias and Sapphira were the couple who lied to Peter about a land sale.

Source:

Acts 5:1

Peter also brought Christianity to the Gentiles. Who was the first group he went to?

Peter was called to the household of Cornelius. He was a Roman Centurion.

Source:

Acts 10:19-48