The Sraddha Ritual : Purificatory Rites - Verse 69-71

By going to unholy places, one acquires all sorts of sins. These unholy places are —Karaskaras, Pulindas, Andhras, Sabaras and others, the land of Bhutilaya (if one drinks water there) , the land of Yugandhara, up to the northen borderlands of Sindhu, the land of Divyantarasata, sinful countries occupied by sinners and lands devoid of good men such as Brahmanas who have mastered the Vedas.