Buddhist Dictionary of Pali Proper Names by G P Malalasekera
Tapo-Kammañca Sutta
Tapo-kammañca Sutta:As the Buddha sits under the Ajapālanigrodha tree,soon after the Enlightenment,rejoicing in freedom from toil,Māra approaches and tells him that his purity is but a delusion.The Buddha rebukes him and proves him to be wrong.S.i.103.