Acts 8:37
And Philip said, If you believe with all your heart, you may. And he answered and said, I believe that Jesus Christ is the Son of God.
Torrey's Topical Textbook—AKJV

Acts 18:8
And Crispus, the chief ruler of the synagogue, believed on the Lord with all his house; and many of the Corinthians hearing believed, and were baptized.
Torrey's Topical Textbook—AKJV