Moses
Deuteronomy 4:31BSB·traditional attribution

For the LORD your God is a merciful God; He will not abandon you or destroy you or forget the covenant with your fathers, which He swore to them by oath.

Matthew Henry Presbyterian @wholebiblehenry

This most lively and excellent discourse is so entire, and the particulars of it are so often repeated, that we must take it altogether in the exposition of it, and endeavour to digest it into proper heads, for we cannot divide it into paragraphs. I.

Commenting on Deuteronomy 4:1-40

John Gill Reformed Baptist @doctorgill

For the Lord thy God is a merciful God,.... In Christ, in whom he has proclaimed his name as such, of which Moses had a comfortable view, Exo 34:6 and therefore could attest it from his own knowledge and experience: he will not forsake thee; though in a strange country, but bring them from thence into their own land again, and favour them with his...

Geneva Bible Notes Reformed @genevanotes

(For the LORD thy God [is] a merciful God;) he will not forsake thee, neither destroy thee, nor forget the covenant of thy fathers which he sware unto them. (u) To certify to them even more the assurance of their salvation.