Moses
Deuteronomy 18:4BSB·traditional attribution

You are to give them the firstfruits of your grain, new wine, and oil, and the first wool sheared from your flock.

Matthew Henry Presbyterian @wholebiblehenry

Magistracy and ministry are two divine institutions of admirable use for the support and advancement of the kingdom of God among men. Laws concerning the former we had in the close of the foregoing chapter, directions are in this given concerning the latter. Land-marks are here set between the estates of the priests and those of the people. I.

Commenting on Deuteronomy 18:1-8

John Gill Reformed Baptist @doctorgill

The firstfruit also of thy corn, and of thy wine, and of thy oil,.... This is the "terumah", or heave offering, the offering of the firstfruits; what the measure or quantity was is not declared, but is fixed by the Jews; See Gill on Exo 22:29, and the first of the fleece of thy sheep shall thou give him: concerning which in the Misnah (r)...

Keil & Delitzsch Lutheran @keilanddelitzsch

Deu 18:3-5 “This shall be the right of the priests on the part of the people, on the part of those who slaughter slain-offerings, whether ox or sheep; he (the offerer) shall give the priest the shoulder, the cheek, and the stomach.” הזּרע, the shoulder, i.e., the front leg; see Num 6:19.

Commenting on Deuteronomy 18:3-5