Ut is heaven, gi the sky, tha the earth. Ut is the sun, gi the air, tha the fire. Ut is the Sama-veda, gi the Yagur-veda, tha the Rig-veda. Speech yields the milk, which is the milk of speech itself, to him who thus knowing meditates on those syllables of the name of udgitha, he becomes rich in food and able to eat food.