human
He appointed as a suitable time for prayers the Dominical day, which then was an especial day, and now is undoubtedly the very first. His body guard observed the day, and offered on it prayers written by the Emperor. The happy prince endeavored to persuade all to do this, and by degrees to lead all to the worship of God; wherefore he determined that those obeying Roman power should abstain from every work upon the days named after the Saviour, that they should venerate also the day before the Sabbath, in memory, as seems to me, of the events occurring on those days to our common Saviour. He says again,
gpt
An edict also, by the will and pleasure of the Emperor, was transmitted to the Prefects of the provinces, that they thenceforth should venerate the Dominical day; that they should honor the days consecrated to the martyrs, and should celebrate the solemnities of the festivals in the churches, all which was done according to the will of the Emperor.
human
He (Constantine) also made a law that on the Dominical day, which the Hebrews call the first day of the week, the Greeks the day of the Sun, and also on the day of Venus, (i. e. Friday,) judgments should not be given, or other business transacted, but that all should worship God with prayer and supplications, and venerate the Dominical day, as on it Christ rose from the dead, and the day of Venus, as the day on which he was fixed to the cross.
gpt
It was Constantine the Great who first made a law for the observance of Sunday, and who, according to Eusebius, appointed that it should be regularly celebrated throughout the Roman empire. Before him, and even in his time, they observed the Jewish Sabbath as well as Sunday, both to satisfy the law of Moses, and to imitate the Apostles, who used to meet together on the first day. He adds,
human
Indeed, some are of opinion that the Lord's day mentioned in the Apocalypse is our Sunday, which they will have to have been so early instituted.