Sounds like a trap question. Agree with above answer. He created nothing on the seventh-day. But blessed the seventh day and hallowed it. Commanding us to rest and keep it holy!
The seventh day. He created everything in days 1-6, and on the 7th day, he rested.Genesis 2:1 - New Living Version1 So the creation of the heavens and the earth and everything in them was completed....
Since the creation was completed and very good, God had nothing left to do in terms of creating. He rested, not as we do due to tiredness, but because He had finished what He had to do.
On our Julian Calendar Saturday is the seventh day of the week. Since you put this in the religion category you probably mean which day is the sabbath. Different religions disagree on which day is...