Srimad Bhagavatam — Navama Skandha, Shloka 65
The Yadu–Vṛṣṇi–Andhaka Genealogies and the Purpose of Kṛṣṇa’s Advent
यस्याननं मकरकुण्डलचारुकर्ण-भ्राजत्कपोलसुभगं सविलासहासम् । नित्योत्सवं न ततृपुर्दृशिभि: पिबन्त्योनार्यो नराश्च मुदिता: कुपिता निमेश्च ॥ ६५ ॥
yasyānanaṁ makara-kuṇḍala-cāru-karṇa- bhrājat-kapola-subhagaṁ savilāsa-hāsam nityotsavaṁ na tatṛpur dṛśibhiḥ pibantyo nāryo narāś ca muditāḥ kupitā nimeś ca
奎师那的面容以摩伽罗形耳环为饰，双耳秀美，双颊辉耀，含笑风流，摄受众心。见主一面，如逢常住法喜之庆；男女以目饮之仍不知足，奉爱者更恼造物主，只因刹那眨眼成了障碍。
As stated by the Lord Himself in the Bhagavad-gītā (7.3) :
FAQs
This verse says Krishna’s face, ornaments, and playful smile are like an ever-renewed festival, and that people who gaze upon Him with their eyes can never feel satiated.
Because blinking interrupts Krishna’s darshan; their love makes even a momentary break in seeing Him feel unbearable, so the eyelids seem like an obstacle.
Cultivate steady remembrance (smaraṇa) and attentive worship—minimizing distractions—so the mind can “drink” the Lord’s qualities with focused devotion.