Some insist that the biblical Sabbath is Saturday, Sunday worship is wrong and Sabbath observance is necessary for salvation. This article examines the Sabbath's origins, Jesus' approach, New Testament teaching and the early church's first-day gatherings. It considers respect for Saturday-observing believers and experiencing genuine rest today.
Someone opens the Bible and says, “The fourth commandment clearly makes the seventh day, Saturday, the Sabbath. Sunday worship changes God's command.”
Others go further: “Without keeping the Sabbath, you cannot be saved.”
If this has unsettled you, the question deserves and can receive a clear answer.
The creation account first introduces it:
“God blessed the seventh day, and made it holy, because he rested in it from all his work of creation which he had done.” (Genesis 2:3)
Later it enters the Ten Commandments: “Remember the Sabbath day, to keep it holy” (Exodus 20:8). Deuteronomy adds another reason:
“You shall remember that you were a servant in the land of Egypt, and Yahweh your God brought you out of there by a mighty hand and by an outstretched arm. Therefore Yahweh your God commanded you to keep the Sabbath day.” (Deuteronomy 5:15)
Creation and redemption both ground it. Enslaved Israelites lacked freedom to stop under taskmasters. God now commands rest every seventh day for servants, animals and resident foreigners too. The Sabbath was God's gift, reminding them they were no longer slaves.
Sabbath healings repeatedly bring Jesus into conflict with Pharisees. Against their long prohibitions, he restores its meaning:
“The Sabbath was made for man, not man for the Sabbath. Therefore the Son of Man is lord even of the Sabbath.” (Mark 2:27–28)
The Sabbath is connected with Jesus himself. “Come to me, all you who labor and are heavily burdened, and I will give you rest” (Matthew 11:28). Its promised rest arrives in him.
No apostolic letter commands Gentile believers to observe the seventh day. Paul says instead:
“Let no one therefore judge you in eating or drinking, or with respect to a feast day or a new moon or a Sabbath day, which are a shadow of the things to come; but the body is Christ’s.” (Colossians 2:16–17)
A real shadow points towards its substance. Once Christ comes, the shadow cannot determine who belongs to God.
Paul calls for mutual acceptance concerning days:
“One man esteems one day as more important. Another esteems every day alike. Let each man be fully assured in his own mind.” (Romans 14:5)
Hebrews describes rest already entered through faith and awaiting completion: “There remains therefore a Sabbath rest for the people of God” (Hebrews 4:9).
Jesus rose on the first day (Matthew 28:1), and disciples subsequently gathered then:
“On the first day of the week, when the disciples were gathered together to break bread, Paul talked with them, intending to depart on the next day; and continued his speech until midnight.” (Acts 20:7)
Paul instructs Corinthians to set aside money for Jerusalem's poor each first day (1 Corinthians 16:2). John speaks of the Lord's Day on Patmos (Revelation 1:10), generally understood as Sunday in the early church.
Later historical texts agree. Around AD 110, Ignatius of Antioch describes Christians as no longer observing the Sabbath but living according to the Lord's Day. Around 150, Justin Martyr records Sunday Scripture reading, prayer and bread and cup. These precede Constantine's 321 Sunday-rest decree by roughly 170 to over 200 years. Sunday worship was therefore not introduced by Constantine or a later pope.
Honestly, however, no New Testament verse says the Sabbath was moved to Sunday. Early believers commemorated the risen Lord on his resurrection day. Traditions differ over the fourth commandment: some call Sunday the Christian Sabbath; others understand Sabbath fulfilled in Christ, with weekly rest as wisdom and grace rather than legal prescription. Faithful believers may discuss these differences respectfully.
That claim crosses a boundary.
Salvation is by grace through faith, beyond works (Ephesians 2:8–9). Against imposing Jewish calendars and circumcision, Paul says, “You observe days, months, seasons, and years. I am afraid for you, that I might have wasted my labor for you” (Galatians 4:10–11). Adding a particular day's observance as a condition changes the gospel.
Seventh-day Adventism requires distinctions. Its official beliefs affirm the Trinity, Christ's deity and salvation by grace through faith. Walter Martin and others therefore argued against classifying the whole movement as heretical, though evangelicals do not agree unanimously. Serious disagreements remain concerning Ellen White's authority, the investigative judgment beginning in 1844 and end-times Sabbath teaching. Official teaching connects a future enforced Sunday observance with the beast's mark, rather than claiming all present Sunday worshippers already bear it. Whatever the group, making a day necessary for salvation or declaring Sunday worshippers necessarily condemned crosses the gospel's boundary.
Conversely, believers observing Saturday for the Lord should neither be judged by others nor judge Sunday worshippers (Romans 14:6).
Debating dates is easier than stopping.
Working six or seven days, answering phones late and inwardly labouring without pause, we need Deuteronomy's reminder: you are no longer slaves. Weekly worship with believers and genuine rest for body and mind acknowledge that God sustains us, beyond endless labour.
If work prevents Sunday gathering, do not condemn yourself. Seek another time for shared worship and Scripture, and obtain time to rest.
The Sabbath points to a person. Beyond Saturday or Sunday, have you come to him?
“Come to me, all you who labor and are heavily burdened, and I will give you rest.” (Matthew 11:28)
📖 Further reading: