(Para-bhakti is:) without qualities (of nature), without desire, ever-growing moment by moment, unbroken, subtler than the subtle, of the nature of direct experience.
Narada Bhakti Sutras
नारदभक्तिसूत्राणि
मूल श्लोकः
गुणरहितं कामनारहितं प्रतिक्षणवर्धमानमविच्छिन्नं सूक्ष्मतरमनुभवरूपम्॥
guṇa-rahitaṁ kāmanā-rahitaṁ prati-kṣaṇa-vardhamānam avicchinnaṁ sūkṣmataram anubhava-rūpam
NBS 1.19