śruti-smṛti-purāṇādi-pañcarātra-vidhiṁ vinā
śruti-smṛti-purāṇādi-pañcarātra-vidhiṁ vinā |
aikāntikī harer bhaktir utpātāyaiva kalpate ||
bhaktir aikāntikī veyam avicārāt pratīyate |
vastutas tu tathā naiva yad aśāstrīyatekṣyate ||
(Bhakti-rasāmṛta-sindhu: 1.2.101–102; Brahma-yāmala; cited in Bhakti Sandarbha: 284, 312)
“‘Without [adherence to] the injunctions of the Śrutis, Smṛtis, Purāṇas, Pañcarātras, and other śāstras, [even so-called] one-pointed bhakti to Hari simply leads to disturbance.’ Such bhakti [as mentioned in this verse from Brahma-yāmala] may appear to be one-pointed as a result of misjudgement. In reality, however, it is not so because it is seen to be unsupported by śāstra.”