2 Samuel 14:7
And, behold, the whole family is risen against thine handmaid, and they said, Deliver him that smote his brother, that we may kill him, for the life of his brother whom he slew; and we will destroy the heir also: and so they shall quench my coal which is left, and shall not leave to my husband neither name nor remainder upon the earth.
Cross-reference
2 Samuel 21:17 uses the same 'quench the lamp' metaphor for preserving David, paralleling the woman's plea to quench her coal.
Genesis 4:14 shows Cain fearing death as a fugitive after killing Abel, exactly mirroring the brother-killer's fate here.
Numbers 35:19 gives the avenger of blood law that the family invokes to demand the killer's death.
Deuteronomy 19:12 details handing the murderer over to the avenger, which the family demands.
Deuteronomy 25:6 legislates preserving a dead man's name through a brother, echoing the woman's fear of losing her husband's name.
Numbers 35:12 provides refuge and trial for the manslayer, contrasting with the family's demand for immediate execution.
Deuteronomy 19:6 describes the avenger's hot anger and risk of killing an innocent, mirroring the family's hot pursuit.