1 Corinthians 1:16
And I baptized also the household of Stephanas: besides, I know not whether I baptized any other.
Nave's Topical Index—AKJV

1 Corinthians 16:15,17
I beseech you, brothers, (you know the house of Stephanas, that it is the first fruits of Achaia, and that they have addicted themselves to the ministry of the saints,)
Nave's Topical Index—AKJV