Shiva Purana
सप्तकोटिमहामन्त्रैरुपमन्त्रैरनेकधा ॥ मन्त्रः षडक्षरो भिन्नस्सूत्रं वृत्यात्मना यथा ॥ ३२ ॥
Just as an aphorism is ramified and expanded by its gloss, the six-syllabled mantra is expanded by seven crores of great and subsidiary mantras.
english translation
saptakoTimahAmantrairupamantrairanekadhA ॥ mantraH SaDakSaro bhinnassUtraM vRtyAtmanA yathA ॥ 32 ॥
hk transliteration by Sanscript