Further, '^ also, it is written concerning the Sabbath in the Decalogue which [the Lord] spoke, face to face, to Moses on Mount Sinai, " And sanctify ye the Sabbath of the Lord with clean hands and a pure heart." '^ And He says in another place, " If my sons keep the Sabbath, then will I cause my mercy to rest upon them."'** The Sabbath is mentioned at the beginning of the creation [thus] : "And God made in six days the works of His hands, and made an end on the seventh day, and rested on it, and sancti- fied it." '9 Attend, my children, to the meaning of this expression, " He finished in six days." This implieth that the Lord will finish all things in six thousand years, for a day is -° with Him a thousand years. And He Himself testifieth, ^' saying, " Behold, to-day ^- will be as a thousand years." ^^ Therefore, my children, in six days, that is, in six thousand years, all things will be finished. " And He rested on the seventh day." This meaneth : when His Son, coming [again], shall destroy the time of the wicked man, ^+ and judge the ungodly, and change the sun, and the moon,^5 and the stars, then shall He truly rest on the seventh day. Moreover, He says, " Thou shalt sanctify it with pure hands and a pure heart." If, therefore, any one can now sanctify