Brahma Sutras
ॐ प्रकृतिश्च प्रतिज्ञादृष्टान्तानुपरोधात् ॐ ॥ १-४-२३॥
Brahman must be the material cause as well, so as not to contradict the proposition and the illustration.
english translation
OM prakRtizca pratijJAdRSTAntAnuparodhAt OM ॥ 1-4-23॥
hk transliteration by Sanscript