In plain words
With faith alive in the heart, through scripture, austerity, sacrifice, generosity and a life of virtue, the followers of the Veda long to know That. The Reality in which the Veda finds its meaning—is it not you yourself?
Word for word
Through the utterance of the precious Veda, with earnest trust in the heart, and through austerity, sacrifice, giving and other good disciplines, the followers of the Veda yearn to know That. Are you yourself not that Reality which abides as the meaning of the Veda?