Shiva Purana
लब्धविद्येन विधिना प्रजासृष्टिं वितन्वता ॥ प्रथमं सर्वशास्त्राणां पुराणं ब्रह्मणा स्मृतम्॥ ३१ ॥
Purāṇa, the first among the Śāstras, was learnt by Brahmā who had acquired the lore and began the creation of the subjects.
english translation
labdhavidyena vidhinA prajAsRSTiM vitanvatA ॥ prathamaM sarvazAstrANAM purANaM brahmaNA smRtam॥ 31 ॥
hk transliteration by Sanscript