Moses
Leviticus 23:7BSB·traditional attribution

On the first day you are to hold a sacred assembly; you are not to do any regular work.

Matthew Henry Presbyterian @wholebiblehenry

Here again the feasts are called the feasts of the Lord, because he appointed them. Jeroboam's feast, which he devised of his own heart (Kg1 12:33), was an affront to God, and a reproach upon the people. These feasts were to be proclaimed in their seasons (Lev 23:4), and the seasons God chose for them were in March, May and September (according to our present...

Commenting on Leviticus 23:4-14

John Gill Reformed Baptist @doctorgill

In the first day ye shall have an holy convocation,.... That is, on the first of the seven days of the feast of unleavened bread, even the fifteenth day of the month Nisan; this was separated from the other days of the festival, and more particularly devoted to religions exercises, see Exo 12:16, ye shall do no servile work therein; such as agriculture, or any...

Jamieson-Fausset-Brown Reformed @jfbcommentary

THE PASSOVER. (Lev 23:5-8) the Lord's passover--(See Exo 12:2, Exo 12:14, Exo 12:18). The institution of the passover was intended to be a perpetual memorial of the circumstances attending the redemption of the Israelites, while it had a typical reference to a greater redemption to be effected for God's spiritual people.

Commenting on Leviticus 23:5-8