Matthew Poole and continuators on Leviticus 23:21

21 And ye shall proclaim on the self-same day, that it may be an holy convocation unto you: ye shall do no servile work therein: it shall be a statute for ever in all your dwellings, throughout your generations.

A Sabbath or day of rest, called Pentecost, which was instituted, partly in remembrance of the consummation of their deliverance out of Egypt by bringing them thence to the mount of God, or Si[illegible: 1+ letters]i, as God had promised, and of that admirable blessing of giving the Law to them at that time, and forming them into a Commonwealth under his own immediate Government, and partly in gratitude for the further progress of their harvest, as in the Passeover they offered a thankoffering to God for the beginning of their harvest.