Exodus 31:17
It is a sign between me and the children of Israel for ever: for in six days the Lord made heaven and earth, and on the seventh day he rested, and was refreshed.
Cross-reference
Exodus 31:13 also calls the Sabbath a sign, but emphasizes sanctification, while Exodus 31:17 ties it to creation rest.
Exodus 31:15 immediately precedes this verse, stating the Sabbath law and penalty that this verse then seals with the sign motif.
Exodus 20:11 gives the same creation basis for the Sabbath, directly echoing the reason cited in this verse.
In Genesis 1:31, the sixth day ends with creation declared 'very good', providing the immediate context for the six days of work mentioned.
In Genesis 2:2, God rests on the seventh day, directly paralleling the rest that grounds the Sabbath command here.
In Genesis 2:3, God blesses and sanctifies the seventh day, explaining why it is set apart as a sign in this verse.
Ezekiel 20:12 explicitly echoes the Sabbath as a sign of sanctification, directly using language from Exodus 31:17's context.
In Ezekiel 20:20, the same 'sign between me and you' language reinforces the Sabbath as a perpetual covenant marker.
In Hebrews 4:3, the creation rest is interpreted as a prototype of the spiritual rest believers enter through faith.
Hebrews 4:4 explicitly quotes God's rest on the seventh day, citing the same creation event as the basis for a Sabbath rest.
In Hebrews 4:10, the believer's ceasing from works is compared to God's rest from creation, applying the pattern to Christian life.
Genesis 2:1 describes the completion of creation that God rested from, providing the foundational event for the Sabbath sign mentioned here.
Romans 4:11 describes circumcision as a sign and seal, paralleling the Sabbath's function as a sign of the covenant in this verse.