History of the Sabbath and First Day of the Week - John N. Andrews

2. No one of them ever calls the first day the
Christian Sabbath, nor indeed ever calls it a
Sabbath of any kind.
3. They never represent it as a day on which
ordinary labor was sinful; nor do they
represent the observance of Sunday as an act
of obedience to the fourth commandment.
4. The modern doctrine of the change of the
Sabbath was therefore absolutely unknown in
the first centuries of the Christian church.[2]
But though no statement asserting the change
of the Sabbath can be produced from the writings
of the fathers of the first three hundred years, it is
claimed that their testimony furnishes decisive
proof that the first day of the week is the Lord’s
Day of Rev.1:10. The biblical argument that the
Lord’s Day is the seventh day and no other,
because that day alone is in the Holy Scriptures
claimed by the Father and the Son as belonging in
a peculiar sense to each, is given in chapter eleven,
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