sabbath or sunday

John said, "I was in the Spirit on the Lord's Day, and I heard behind me a loud voice, as of a trumpet" (Revelation 1:10, NKJV). Mainstream Christianity argues that John, in speaking of "the Lord's Day," was referring to "Sunday"— the first day of the week. Question: What biblical proof is...

Catholic answers - address this question about "changing" the Sabbath from one day to another. Catholic Answers sets the record straight with some wishful thinking added in at the last? (that quote was also from the same link as posted above) They "of course" fail to find even ONE text...