Heidelberg Catechism · 1563

Q106. But does this commandment speak only of killing?

By forbidding murder God teaches us that He hates the root of murder, such as envy, hatred, anger, and desire of revenge, and that He regards all these as murder.
Answer · Heidelberg Catechism

Scripture proofs

  1. [1]
    Proverbs 14:30

    A sound heart is the life of the flesh: but envy the rottenness of the bones.

    Romans 1:29

    Being filled with all unrighteousness, fornication, wickedness, covetousness, maliciousness; full of envy, murder, debate, deceit, malignity; whisperers,

    Romans 12:19

    Dearly beloved, avenge not yourselves, but rather give place unto wrath: for it is written, Vengeance is mine; I will repay, saith the Lord.

    Galatians 5:19-21

    Now the works of the flesh are manifest, which are these; Adultery, fornication, uncleanness, lasciviousness, Idolatry, witchcraft, hatred, variance, emulations, wrath, strife, seditions, heresies, Envyings, murders, drunkenness, revellings, and such like: of the which I tell you before, as I have also told you in time past, that they which do such things shall not inherit the kingdom of God.

    James 1:20

    For the wrath of man worketh not the righteousness of God.

    1 John 2:9-11

    He that saith he is in the light, and hateth his brother, is in darkness even until now. He that loveth his brother abideth in the light, and there is none occasion of stumbling in him. But he that hateth his brother is in darkness, and walketh in darkness, and knoweth not whither he goeth, because that darkness hath blinded his eyes.

  2. [2]
    1 John 3:15

    Whosoever hateth his brother is a murderer: and ye know that no murderer hath eternal life abiding in him.

Proof texts as given in the original; verse text from the King James Version.