Shiva Purana
एकादशं मनस्तत्र स्वगुणेनोभयात्मकम् ॥ तमोयुक्तादहंकाराद्भूततन्मात्रसंभवः ॥ १६ ॥
The eleventh mind is composed of both by its own modes of nature. From the ego endowed with darkness the universe is born.
english translation
ekAdazaM manastatra svaguNenobhayAtmakam ॥ tamoyuktAdahaMkArAdbhUtatanmAtrasaMbhavaH ॥ 16 ॥
hk transliteration by Sanscript