अग्नीषोमोत्पत्तिः
Agni–Soma Origin and the Brahmāgnīṣomīya Doctrine
उदानस्तस्य पुत्रो$ भूद् व्यानस्तस्याभवत् सुतः । अपानभ्ष ततो ज्ञेय: प्राणश्षापि ततो5पर:,“समानका पुत्र है उदान, उदानका पुत्र है व्यान, उसके पुत्रका नाम अपान जानना चाहिये और अपानसे प्राणकी उत्पत्ति हुई है
udānas tasya putro 'bhūd vyānas tasyābhavat sutaḥ | apānaś ca tato jñeyaḥ prāṇaś cāpi tato 'paraḥ ||
Bhishma said: “From him was born Udāna; Udāna’s son was Vyāna. Next one should know Apāna as his offspring, and from Apāna, thereafter, arose Prāṇa.”
भीष्म उवाच