Buddhist Dictionary of Pali Proper Names by G P Malalasekera
adhamma vagga
Adhamma Vagga:The tenth chapter of the Eka Nipāta of the Anguttara Nikāya (A.i.16-19). It consists of forty-two suttas,dealing chiefly with the harm that arises from monks describing what is not Dhamma as Dhamma and vice versa.