Sittanavasal Cave (also, Arivar Koil) is a 2nd-century Jain complex of caves in Sittanavasal village in Pudukottai district of Tamil Nadu, India.[1][2] Its name is a distorted form of Sit-tan-na-va-yil, a Tamil word which means "the abode of great saints" (Tamil: சித்தன்னவாசல்).