p. 268
अक्षरं तं तु यो वेद स मुनिश्रेष्ठ उच्यते ॥ ४८ ॥
In plain words
But the one who knows that Imperishable — that one is called the greatest of sages. || 48 ||
Close to the Sanskrit
But he who knows that Imperishable, he is called the foremost of sages. || 48 ||