CC Madhya 22.92

mā drākṣīḥ kṣīṇa-puṇyān kvacid api bhagavad-bhakti-hīnān manuṣyān
Synonyms: 
— do not; drākṣīḥ — see; kṣīṇa-puṇyān — who are bereft of all piety; kvacit api — at any time; bhagavat-bhakti-hīnān — who are bereft of Kṛṣṇa consciousness and devotional service; manuṣyān — persons.
Translation: 
“ ‘One should not even see those who are bereft of devotional service in Kṛṣṇa consciousness and who are therefore devoid of pious activities.’