For _those who suppose that the ordinance concerning Sunday_ instead of Sabbath, _is enacted as necessary, are greatly mistaken_.

For the Holy Scripture has abolished the Sabbath, and teaches that all the ceremonies of the old law may be omitted, since the publication of the gospel.

And yet, as it was necessary to appoint a certain day, in order that the people might know when they should assemble, the _Christian church_, (not the apostles,) has up appointed Sunday (the Lord's day) for this purpose; and to this change she was the more inclined and willing, that the people might have an example of Christian _liberty_, and might know that _the observance of neither the Sabbath nor any other day is necessary_.

There have been numerous erroneous disputations published, concerning the change of the law, the ceremonies of the New Testament, and the change of the Sabbath, which have all sprung from the false and erroneous opinion, that Christians must have such a mode of divine worship as is conformed to the Levitical or Jewish service, and that Christ enjoined it on the apostles and bishops, to invent new ceremonies, which should be necessary to salvation." [Note 6] Here we are distinctly taught, (_a_) that the Jewish Sabbath is entirely abolished; (_b_) that no particular day was divinely appointed in its stead; (_c_) that those who suppose the ordinance concerning Sunday instead of Sabbath is enacted as necessary, "are greatly mistaken." (_d_) But that, as it was necessary to appoint a certain day for the, convocation of the people, "the _Christian church_ (not the apostles,) appointed Sunday." II.

Of similar import are the teachings of the _Apology to the Confession_, which also flowed from the pen of Melancthon.
_Apology to the Confession, Art.