“I was in the Spirit on the Lord’s day, and heard behind me a great voice, as of a trumpet,”
“And upon the first day of the week, when the disciples came together to break bread, Paul preached unto them, ready to depart on the morrow; and continued his speech until midnight.”
“Upon the first day of the week let every one of you lay by him in store, as God hath prospered him, that there be no gatherings when I come.”