p. 274
यां प्राप्यैनं मर्त्यभावं त्यजन्ति या वै विद्यागुरुवृद्धेषु नित्या ॥ ३ ॥
In plain words
Reaching which, they leave behind this mortal state—that very knowledge which remains ever alive among true teachers.
Close to the Sanskrit
Which having attained, they abandon this mortal state; and which knowledge is indeed eternal among venerable preceptors.