Shiva Purana
शृण्वतां पृच्छतां चैव तथा वाचयतां च तत् ॥ पादाम्बुजरजांस्येव तीर्थानि मुनयो विदुः ॥ ७॥
Sages consider the dust-particles of the feet of those who listen, narrate and inquire about it, on a par with holy centres.
english translation
zRNvatAM pRcchatAM caiva tathA vAcayatAM ca tat ॥ pAdAmbujarajAMsyeva tIrthAni munayo viduH ॥ 7॥
hk transliteration by Sanscript