Shiva Purana
तद्भस्म त्रिविधं प्रोक्तं श्रोतं स्मार्तं च लौकिकम् । भस्मैव स्वल्पसंज्ञं हि बहुधा परिकीर्तितम् ३ ।
It is of three types: Śrauta, (Vedic), Smārta (resulting from Smṛti rites) and Laukika (prepared from ordinary fire). The Svalpa is the ordinary ash which is of various forms.
english translation
tadbhasma trividhaM proktaM zrotaM smArtaM ca laukikam । bhasmaiva svalpasaMjJaM hi bahudhA parikIrtitam 3 ।
hk transliteration by Sanscript