Numbers 19:8 similarly requires the ash gatherer to wash clothes and be unclean until evening—identical purification rule.

Numbers 19:19 extends the washing requirement to the one who sprinkles the water of purification—same pattern of uncleanness.

Numbers 19:10 applies the same washing and evening uncleanness to the one gathering ashes—identical procedure for a different role.

Numbers 8:7 prescribes washing clothes and water purification for Levites' cleansing—a related ritual with similar outward actions.

Leviticus 15:5 also requires washing clothes and bathing after contact with uncleanness, with uncleanness until evening—matching the same purification pattern.

Leviticus 16:26-28 describes identical washing and bathing after handling the scapegoat and burning sin offerings—direct parallel to the red heifer ritual.

Leviticus 22:6 requires bathing and uncleanness until evening before eating holy offerings—same cleansing principle applied to priests.

Hebrews 9:10 summarizes OT 'various washings' as external regulations—directly referencing the ritual purification exemplified here.

Leviticus 11:25 prescribes washing clothes after touching an unclean carcass—similar impurity washing requirement.

Leviticus 11:40 requires washing clothes after handling a carcass—same pattern of temporary uncleanness from contact.

Leviticus 14:8 includes washing clothes in a leper's cleansing ritual—analogous purity step of washing and waiting.