Второзаконие 4:36

But the Lord had spoken to Israel chiefly down from heaven (cf. Exo 20:19 [22]), and that out of the great fire, in which He had come down upon Sinai, to chastise it. יסּר does not mean "to instruct the people with regard to His truth and sovereignty," as Schultz thinks, but "to take them under holy discipline" (Knobel), to inspire them with a salutary fear of the holiness of His ways and of His judgments by the awful phenomena which accompanied His descent, and shadowed forth the sublime and holy majesty of His nature.

In this chapter we have, I. A most earnest and pathetic exhortation to obedience, both in general, and in some particular instances, backed with a great variety of very pressing arguments, repeated again and again, and set before them in the most moving and affectionate manner imaginable (v. 1-40). II. The appointing of the cities of refuge on that side Jordan (Deu 4:41-43). III. The particular description of the place where Moses delivered the following repetition of the law (Deu 4:44, etc.).

4:36 great fire: God revealed the covenant law at Mount Sinai with a magnificent and terrifying display of power and glory comparable to the eruption of a great volcano (see study note on 1:33; see Exod 3:1-4; 24:16-18).