Moses
Numbers 9:2BSB·traditional attribution

“The Israelites are to observe the Passover at its appointed time.

Matthew Henry Presbyterian @wholebiblehenry

Here we have, I. An order given for the solemnization of the passover, the day twelvemonth after they came out of Egypt, on the fourteenth day of the first month of the second year, some days before they were numbered, for that was done in the beginning of the second month. Observe, 1.

Commenting on Numbers 9:1-14

John Gill Reformed Baptist @doctorgill

Let the children of Israel also keep the passover,.... Though this ordinance was enjoined the people of Israel, and observed by them at the time of their coming out of Egypt, and had been since repeated, Lev 23:5; yet without a fresh precept, or an explanation of the former, they seemed not to be obliged, or might not be sensible that they were obliged to...

Geneva Bible Notes Reformed @genevanotes

But shall minister with their brethren in the tabernacle of the congregation, to keep the charge, and shall do no service. Thus shalt thou do unto the Levites touching their charge. (l) In singing Psalms, instructing, counselling and keeping the things in order.

Commenting on Numbers 9:1-2