Deuteronomy 28:22

28:22 He will afflict you with weakness, fever, inflammation, infection, sword, blight, and mildew; these will attack you until you perish.

Deuteronomy 28:1

The Covenant Blessings

28:1 “If you indeed obey the Lord your God and are careful to observe all his commandments I am giving you today, the Lord your God will elevate you above all the nations of the earth.

Deuteronomy 8:1-2

The Lord’s Provision in the Desert

8:1 You must keep carefully all these commandments I am giving you today so that you may live, increase in number, and go in and occupy the land that the Lord promised to your ancestors. 8:2 Remember the whole way by which he has brought you these forty years through the desert so that he might, by humbling you, test you to see if you have it within you to keep his commandments or not.

Deuteronomy 6:1

Exhortation to Keep the Covenant Principles

6:1 Now these are the commandments, statutes, and ordinances that the Lord your God instructed me to teach you so that you may carry them out in the land where you are headed

Haggai 2:17

2:17 I struck all the products of your labor with blight, disease, and hail, and yet you brought nothing to me,’ says the Lord.