Adam Clarke's Commentary on the Bible - Deuteronomy 11:8
Therefore shall ye keep all the commandments - Because God can execute such terrible judgments, and because he has given such proofs of his power and justice; and because, in similar provocations, he may be expected to act in a similar way; therefore keep his charge, that he may keep you unto everlasting life. read more
John Gills Exposition of the Bible Commentary - Deuteronomy 11:17
And then the Lord's wrath be kindled against you ,.... For their idolatry, nothing being more provoking to him than that, it being contrary to his nature and being, as well as to his will, and to his honour and glory: and he shut up the heaven, that there be no rain ; the treasures and storehouses of it there, or the windows of it, the clouds, which when opened let it down, but when shut withhold it; the key of rain is one of the keys which the Jews say F11 Targum Jon. in Deut.... read more