Shiva Purana
अयमात्मेति वाक्ये च पुंरूपं पदयुग्मकम् ॥ ईशेन रक्षणीयत्वादीशावस्यमिदं जगत् ॥ ७ ॥
In the statement “This Ātman is Brahman” both the words are in the masculine. All this worthy of protection is pervaded by the lord.
english translation
ayamAtmeti vAkye ca puMrUpaM padayugmakam ॥ Izena rakSaNIyatvAdIzAvasyamidaM jagat ॥ 7 ॥
hk transliteration by Sanscript