bhavad-vidhā bhāgavatās
tīrtha-bhūtāḥ svayaṁ vibho
tīrthī-kurvanti tīrthāni
svāntaḥ-sthena gadābhṛtā
In this verse he says that Vidura’s going to the holy places is good fortune for those places. You make the holy places even greater, purifying the pure.