“And he said unto them, This kind can come forth by nothing, but by prayer and fasting.” Mark 9:29

“Now therefore hearken, O Israel, unto the statutes and unto the judgments, which I teach you, for to do them, that ye may live, and go in and possess the land which the LORD God of your fathers giveth you.” Deuteronomy 4:1

“Ye shall not add unto the word which I command you, neither shall ye diminish ought from it, that ye may keep the commandments of the LORD your God which I command you.” Deuteronomy 4:2

“Hear, O Israel: The LORD our God is one LORD:” Deuteronomy 6:4