Isaiah 56:2; Isaiah 56:6

2 "How blessed is the man who does this, And the son of man who takes hold of it; Who keeps from profaning the sabbath, And keeps his hand from doing any evil."

6 "Also the foreigners who join themselves to the LORD , To minister to Him, and to love the name of the LORD , To be His servants, every one who keeps from profaning the sabbath And holds fast My covenant;