Buddhist Dictionary of Pali Proper Names by G P Malalasekera
asubha sutta
Asubha Sutta:1.Asubha Sutta.-There are four modes of progress with reference to a monk who lives contemplating the unloveliness of the body,the repulsiveness of food,etc.His attainment,however,may be sluggish if his five indriyas (of faith,energy,etc.) are dull (A.ii.150f).
2.Asubha Sutta.-The idea of the foul,if cultivated,leads to great profit.S.v.132.