तदाहुर्यदयमेक इवैव पवते ।अथ कथमध्यर्ध इति ।यदस्मिन्निदं सर्वमध्यार्ध्नोत्तेनाध्यर्ध इति ।कतम एको देव इति ।प्राण इति ।स ब्रह्म त्यदित्याचक्षते ॥बृह. ३,९.९ ॥
In plain words
"Men say: since this one blows as though it were one, how is it one and a half?" "Because in it all this grew up; therefore it is one and a half." "Which is the one god?" "The breath. He is Brahman, and men call him That."