Śrīmad-Bhāgavatam · Text 11.28.2
Who is speaking and story frame
परस्वभावकर्माणि य: प्रशंसति निन्दति ।
स आशु भ्रश्यते स्वार्थादसत्यभिनिवेशत: ॥ २ ॥
para-svabhāva-karmāṇi
yaḥ praśaṁsati nindati
sa āśu bhraśyate svārthād
asaty abhiniveśataḥ
Whoever indulges in praising or criticizing the qualities and behavior of others will quickly become deviated from his own best interest by his entanglement in illusory dualities.
Read the purport on Vedabase.ioFrom Canto 10, chapter 14 onward, the translation and purports were completed by Śrīla Prabhupāda's disciples after his departure, and published by the Bhaktivedanta Book Trust.