Moses
Numbers 5:11ESV·traditional attribution

And the LORD spoke to Moses, saying,

John Calvin Reformed @genevareformer

11. And the Lord spoke unto Moses. Although this ceremony appears to be part of the legal services, still I have thought fit to postpone it to this place, because it relates to the observance of the Seventh Commandment. The object of it is, lest women, trusting that they would escape punishment, should abandon themselves to unchastity, or lest jealousy should lead to dissension, and...

Matthew Henry Presbyterian @wholebiblehenry

We have here the law concerning the solemn trial of a wife whose husband was jealous of her. Observe, I. What was the case supposed: That a man had some reason to suspect his wife to have committed adultery, Num 5:12-14. Here, 1. The sin of adultery is justly represented as an exceedingly sinful sin; it is going aside from God and virtue, and the good way, Pro 2:17.

Commenting on Numbers 5:11-31

John Gill Reformed Baptist @doctorgill

And the Lord spake unto Moses,.... At the same time, and delivered to him a new law: saying; as follows.