In Leviticus 24:21, the same capital punishment for murder is restated — reinforcing the lex talionis principle for human life.

In Genesis 9:5, God demands an accounting for murder, establishing the principle behind this death penalty.

In Genesis 9:6, the same rule is stated: murderers must be executed because humans bear God's image.

In Exodus 21:12-14, the murder law is detailed, distinguishing intentional from accidental killing, complementing this verse.

In Numbers 35:31, no ransom is allowed for a murderer, upholding the strict death penalty here.

In Deuteronomy 19:11, the procedure for a deliberate murderer who flees to a city of refuge enforces this death penalty.

In Deuteronomy 19:12, elders hand the murderer to the avenger of blood, applying the death penalty from this law.

Numbers 35:16 gives a specific example of murder with an iron object — affirming that intentional killing requires the death penalty.

Deuteronomy 19:13 commands no pity for the deliberate murderer — reinforcing the mandatory death penalty here.

Deuteronomy 19:21 explicitly cites the same 'life for life' principle — applying the lex talionis to all injuries.

Deuteronomy 27:24 pronounces a curse on secret murder — underscoring the sanctity of human life and condemnation of murder.