Genesis 2:2-3; Genesis 8:22

Genesis 2:2-3

2 By the seventh day God completed His work which He had done, and He rested on the seventh day from all His work which He had done.

3 Then God blessed the seventh day and sanctified it, because in it He rested from all His work which God had created and made.

Genesis 8:22

22 "While the earth remains, Seedtime and harvest, And cold and heat, And summer and winter, And day and night Shall not cease."