Buddhist Dictionary of Pali Proper Names by G P Malalasekera
atthavasa vagga
Atthavasa Vagga:The seventeenth chapter of the Duka Nipāta of the Anguttara Nikāya (A.i.98-100).It deals with the aims behind the Buddha's injunctions to monks with regard to the practice of samatha and vipassanā,to be employed as remedies against lust,etc.