Moses
Numbers 20:3ESV·traditional attribution

And the people quarreled with Moses and said, “Would that we had perished when our brothers perished before the LORD!

Matthew Henry Presbyterian @wholebiblehenry

After thirty-eight years' tedious marches, or rather tedious rests, in the wilderness, backward towards the Red Sea, the armies of Israel now at length set their faces towards Canaan again, and had come not far off from the place where they were when, by the righteous sentence of divine Justice, they were made to begin their wanderings.

Commenting on Numbers 20:1-13

John Gill Reformed Baptist @doctorgill

And the people chode with Moses,.... Contended with him in a wrangling and litigious manner, showing no reverence nor respect unto his person on account of the dignity of his office, and the many favours they had received from him; and this at a time, when, instead of quarrelling with him, they should have condoled him on the loss of his sister, and bewailed their...

Keil & Delitzsch Lutheran @keilanddelitzsch

Num 20:2-5 Sin of Moses and Aaron at the Water of Strife at Kadesh. - In the arid desert the congregation was in want of water, and the people quarrelled with Moses in consequence. In connection with the first stay in Kadesh there is nothing said about any deficiency of water.

Commenting on Numbers 20:2-5