Leviticus 26:23-25

26:23 “‘If in spite of these things you do not allow yourselves to be disciplined and you walk in hostility against me, 26:24 I myself will also walk in hostility against you and strike you seven times on account of your sins. 26:25 I will bring on you an avenging sword, a covenant vengeance. Although you will gather together into your cities, I will send pestilence among you and you will be given into enemy hands.

Deuteronomy 28:40

28:40 You will have olive trees throughout your territory but you will not anoint yourself with olive oil, because the olives will drop off the trees while still unripe.

Deuteronomy 28:47-48

The Curse of Military Siege

28:47 “Because you have not served the Lord your God joyfully and wholeheartedly with the abundance of everything you have, 28:48 instead in hunger, thirst, nakedness, and poverty you will serve your enemies whom the Lord will send against you. They will place an iron yoke on your neck until they have destroyed you.