Shiva Purana
यथायोग्निसमावेशान्नायो भवति केवलम् ॥ स तथैव मम सान्निध्यान्न ते केवलमानुषाः ॥ ३८ ॥
Just as anir on piece in conjunction with the fire is no mere iron piece so also they are not mere human beings. Thanks to my grace.
english translation
yathAyognisamAvezAnnAyo bhavati kevalam ॥ sa tathaiva mama sAnnidhyAnna te kevalamAnuSAH ॥ 38 ॥
hk transliteration by Sanscript