John Gills Exposition of the Bible Commentary - Exodus 31:15
Six days may work be done ;.... Allowed to be done by an Israelite, if he would; for this is not a command to work, but a permission or grant to do it; and therefore, seeing they had so many days granted them for their use, it could not be thought hard and unreasonable that God should claim one day in seven for his own use and service, and oblige them to refrain from work on it: but in the seventh is the sabbath of rest ; from worldly labour, and was typical of spiritual rest here, and... read more
Matthew Henry's Complete Commentary - Exodus 31:12-18
Here is, I. A strict command for the sanctification of the sabbath day, Exod. 31:13-17. The law of the sabbath had been given them before any other law, by was of preparation (Exod. 16:23); it had been inserted in the body of the moral law, in the fourth commandment; it had been annexed to the judicial law (Exod. 23:12); and here it is added to the first part of the ceremonial law, because the observance of the sabbath is indeed the hem and hedge of the whole law; where no conscience is made... read more