The best comment upon this passage, is the great question Paul asketh the Church of the Hebrews, "How shall we escape if we neglect so great salvation?" Hebrews 2:2-3.
Related Commentaries of Deuteronomy 18:19
Deuteronomy 18:19
19 And it shall come to pass, that whosoever will not hearken unto my words which he shall speak in my name, I will require it of him.