Romans 16:5
Likewise greet the church that is in their house. Salute my wellbeloved Epenetus, who is the firstfruits of Achaia unto Christ.
Cross-references
1 Corinthians 16:15
Parallel
In 1 Corinthians 16:15, Paul calls Stephanas's household the 'firstfruits of Achaia' — same phrase and region as Epaenetus here.
1 Corinthians 16:19
Historical context
1 Cor 16:19 also mentions the church in the house of Priscilla and Aquila, confirming this same house church.
Colossians 4:15
Parallel
Col 4:15 greets another house church—that of Nympha—showing the common practice of churches meeting in homes.
Philemon 1:2
Parallel
Philemon 1:2 greets the church in Philemon's house, another example of a house church like the one in Romans 16:5.