Thus says the LORD: “Learn not the way of the nations, nor be dismayed at the signs of the heavens because the nations are dismayed at them,
Learn not, he says, the way of the nations The Hebrew grammarians take אל, al את at. The Sept. and Vulg. render it “according” — κατὰ — juxta. It is omitted in the Syr. Blayney renders the line thus: — “Unto the way of the heathen conform ye not.” We may view it as a negative, thus: — “No, the way of the heathen learn...
The prophet Isaiah, when he prophesied of the captivity in Babylon, added warnings against idolatry and largely exposed the sottishness of idolaters, not only because the temptations in Babylon would be in danger of drawing the Jews there to idolatry, but because the afflictions in Babylon were designed to cure them of their idolatry.
Commenting on Jeremiah 10:1-16
Thus saith the Lord, learn not the way of the Heathen,.... Of the nations round about them, particularly the Chaldeans; meaning their religious ways, their ways of worship, their superstition and idolatry, which they were very prone unto, and many of which they had learned already; and were in danger of learning more, as they were about to be dispersed in divers countries, and especially...