वेत्थ यथासौ लोको न संपूर्यत३ इतिन भगव इति वेत्थ यथा पञ्चम्यामाहुता-वापः पुरुषवचसो भवन्तीति नैव भगवइति ॥ ३ ॥
In plain words
"Do you know how that world does not become full?" "No, revered one." "Do you know how in the fifth oblation water comes to be called a person?" "Certainly not, revered one."
Close to the Sanskrit
"Do you know how that world is not filled?" - "Not so, revered one." - "Do you know how in the fifth oblation waters come to be called a person?" - "Certainly not, revered one."