Shiva Purana
पयांसि च ससर्जादौ पर्जन्यं च ससर्ज ह ॥ ऋचो यजूंषि सामानि निर्ममे यज्ञसिद्धये ॥ २१ ॥
He created water at the outset. He created the rain-bearing cloud. He created the Ṛks, the Yajus and the Sāmans for facilitating Yajñas.
english translation
payAMsi ca sasarjAdau parjanyaM ca sasarja ha ॥ Rco yajUMSi sAmAni nirmame yajJasiddhaye ॥ 21 ॥
hk transliteration by Sanscript