In Luke 8:32-34, pigs are also associated with uncleanness and demonic influence — both use pigs as symbols of degradation.

Leviticus 11:7 declares pigs unclean—the prodigal feeding them shows he has sunk into the most defiling state under the law.

Deuteronomy 14:8 reiterates the pig's uncleanness—the prodigal's job among pigs places him in ritual defilement.

Isaiah 1:19 promises blessing for obedience — the prodigal’s disobedience and hunger here stand in sharp contrast to that promised plenty.

Jeremiah 31:18 shows Ephraim accepting discipline and pleading for restoration—parallels the prodigal's change after hardship.

Jeremiah 5:3 speaks of those who refuse correction—the prodigal eventually repents, contrasting their hardness.

Jeremiah 8:4-6 describes people who refuse to return—the prodigal does return, contrasting their persistence.

Romans 1:24-26 shows God giving people over to impurity as judgment — the prodigal's degradation was self-inflicted, not divine retribution.