A.T. Robertson Commentary Acts 10:32

"Send therefore to Joppa, and call unto thee Simon, who is surnamed Peter; he lodgeth in the house of Simon a tanner, by the sea side." — Acts 10:32 (ASV)

In the house of Simon (εν οικια Σιμωνος). See 9:43 for παρα Σιμων with same idea.