Shiva Purana
विश्वेदेवस्वरूपस्य ब्राह्मणस्येदमासनम् ॥ इति दर्भासनं दत्त्वा दर्भपाणिस्स्वयं स्थितः ॥ ५६ ॥
This is the seat of a brahmin in the form of Visvedeva Having thus offered him a seat of darbha grass he himself stood there holding darbha grass.
english translation
vizvedevasvarUpasya brAhmaNasyedamAsanam ॥ iti darbhAsanaM dattvA darbhapANissvayaM sthitaH ॥ 56 ॥
hk transliteration by Sanscript