Buddhist Dictionary of Pali Proper Names by G P Malalasekera
Indakhīla Sutta
Indakhīla Sutta:Like a tuft of cotton-wool or a ball of thistledown,wafted by every wind,are recluses and Brahmins who do not understand,as they really are,the facts of Ill; like an indakhīla, unshakable,unquakable,are those who do so understand.(S.v.443-5).