Brahma Sutras
ॐ ज्योतिरुपक्रमात्तु तथा ह्यधीयत एके ॐ ॥ १-४-९॥
The aja certainly consists of the elements counting from fire, for some read of them as such.
english translation
OM jyotirupakramAttu tathA hyadhIyata eke OM ॥ 1-4-9॥
hk transliteration by Sanscript