Even though one is in the renounced order, one who is advanced certainly feels compassion for suffering living entities. One should certainly neglect his own personal interests, although they may be very important, to protect one who has surrendered.
Srimad Bhagavata Purana
श्रीमद्भागवतमहापुराणम्
मूल श्लोकः
नूनं ह्यार्याः साधव उपशमशीलाः कृपणसुहृद एवंविधार्थे स्वार्थानपि गुरुतरानुपेक्षन्ते
nūnaṃ hyāryāḥ sādhava upaśamaśīlāḥ kṛpaṇasuhṛda evaṃvidhārthe svārthānapi gurutarānupekṣante
SB 5.8.10