Shiva Purana

siva.sh/siva-purana/uma-samhita/2/52

एकेनैव मुखेनाहं वक्तुं भगवतो गुणाः ।। ये संति तान्न शक्नोमि ह्यपि वर्षशतैरपि ।। ५२ ।।

sanskrit

I am incompetent to describe with a single mouth the qualities that exist in the lord even in hundreds of years.

english translation

ekenaiva mukhenAhaM vaktuM bhagavato guNAH || ye saMti tAnna zaknomi hyapi varSazatairapi || 52 ||

hk transliteration by Sanscript