योषा वा अग्निर्गौतम तस्या उपस्थ एव समिल्लोमानि धूमो योनिरर्चिर्यदन्तः करोति तेऽङ्गारा अभिनन्दा विस्फुलिङ्गास्तस्मिन्नेतस्मिन्नग्नौ देवा रेतो जुह्वति तस्या आहुत्यै पुरुषः संभवति स जीवति यावज्जीवत्यथ यदा म्रियते ॥ १३ ॥
In plain words
Woman herself is a fire, Gautama. Her body's embrace is its fuel, her hair its smoke, her womb its flame; whatever happens within it is the coals, and the delight of it, the sparks. Into this fire the gods pour seed as their offering -- and from that offering, a person comes to be. He lives for as long as he lives; and then, when he dies --
Close to the Sanskrit
Woman, indeed, is a fire, O Gautama; her lap alone is the fuel; the hairs are the smoke; the vulva is the flame; what one does within -- those are the coals; the delights are the sparks. In this, in this very fire, the gods offer semen. From that oblation, a person comes into being. He lives as long as he lives; then, when he dies --