know therefore today, and lay it to your heart, that the LORD is God in heaven above and on the earth beneath; there is no other.
39. Know therefore this day. He again inculcates what we have lately spoken of, that the glory of the one true God was proved by the miracles, but he does so by way of exhortation. For he desires them carefully and attentively to consider what God had shewn them, because in so plain a matter there would be no excuse for error or ignorance.
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
Know therefore this day, and consider it in thine heart,.... Own and acknowledge it now with thy mouth, and lay it up and consider it in thine heart hereafter, as a truth of the greatest importance to be professed and held fast, and to be thought of and meditated upon continually, and never to be forgotten: that the Lord he is God in heaven above...