Early Christian observance of both the spiritual seventh-day sabbath and a Lord's Day assembly is evidenced in a letter from Ignatius of Antioch to the Magnesians  110. The Pseudo-Ignatian additions amplified this point by combining weekly observance of a spiritual seventh-day sabbath with the Lord's assembly.
The practice of early Christianity involved observing both a spiritual Sabbath day and a gathering in honor of the Lord, as evidenced by a letter from Ignatius to the Magnesians  110. The Pseudo-Ignatian writings further emphasized this by combining these two practices into a single weekly observance.