Then, O king, come the vital air that rises upwards and those that go downwards. This is the eighth creation and called Arjjva (straight).
श्रोत्रं त्व त्वक् चैव ऊर्ध्वं स्रोतस्तथा तिर्यगुत्पद्यति नराधिप। अष्टमं सर्गमित्याहुरेतदार्जवकं स्मृतम्॥