Shiva Purana

siva.sh/siva-purana/uma-samhita/25/72

द्वात्रिंशत्प्राणसंख्या च यदा हि वहते रविः ।। तदा तु जीवितं तस्य द्विदिनं हि न संशयः ।। ७२।।

sanskrit

When Ravi Nāḍi respires thirty-two breaths he lives for two days; there is no doubt in this.

english translation

dvAtriMzatprANasaMkhyA ca yadA hi vahate raviH || tadA tu jIvitaM tasya dvidinaM hi na saMzayaH || 72||

hk transliteration by Sanscript