Disease as the Curse of  Disobeying God’s Commandments (Sinning)

Sin: Deliberate disobedience to the known will of God (American Heritage dictionary)

Deuteronomy 28:14  And thou shalt not go aside from any of the words which I command thee this day, [to] the right hand, or [to] the left, to go after other gods to serve them.

Deuteronomy 28:15  But it shall come to pass, if thou wilt not hearken unto the voice of the LORD thy God, to observe to do all his commandments and his statutes which I command thee this day; that all these curses shall come upon thee, and overtake thee:…(21) The LORD shall make the pestilence cleave unto thee, until he have consumed thee from off the land, whither thou goest to possess it, (22)The  LORD shall smite thee with a consumption, and with a fever, and with an inflammation, and with an extreme burning, and with the sword, and with blasting, and with mildew; and they shall pursue thee until thou perish

Exodus 15:26: "...If you listen carefully to the voice of the Lord your God and do what is right in his eyes, if you pay attention to his commands and keep all his decrees, I will not bring on you any of the diseases I brought on the Egyptians, for I am the Lord, who heals you."

Exodus 23:25: "Worship the Lord your God, and his blessing will be on your food and water. I will take away sickness from among you, and none will miscarry or be barren in your land. I will give you a full life span."

Psalm 30:2: "O Lord my God, I called to you for help and you healed me."

Psalm 107:20: "He sent forth his Word and healed them; he rescued them from the grave. Let them give thanks to the Lord for his unfailing love and his wonderful deeds for humanity."

Ps 103:1-5

1 Bless the LORD, O my soul: and all that is within me, bless his holy name. 2 Bless the LORD, O my soul, and forget not all his benefits: 3 Who forgiveth all thine iniquities; who healeth all thy diseases; 4 Who redeemeth thy life from destruction; who crowneth thee with lovingkindness and tender mercies; 5 Who satisfieth thy mouth with good things; so that thy youth is renewed like the eagle's.

Psalm 128:1: "Blessed are all who fear the Lord; who walk in his ways."