Brahma Sutras
ॐ हृद्यपेक्षया तु मनुष्याधिकारत्वात् ॐ ॥ १-३-२५॥
But the size is spoken of from the point of view of existence within the heart, the scripture being concerned with human beings.
english translation
OM hRdyapekSayA tu manuSyAdhikAratvAt OM ॥ 1-3-25॥
hk transliteration by Sanscript