Exodus 23:25 in the King James Version
And ye shall serve the LORD your God, and he shall bless thy bread, and thy water; and I will take sickness away from the midst of thee.
Context
24 You shall not bow down to their gods, nor serve them, nor follow their practices, but you shall utterly overthrow them and demolish their pillars.
25 You shall serve the LORD your God, and he will bless your bread and your water, and I will take sickness away from among you.
26 No one will miscarry or be barren in your land. I will fulfill the number of your days.