Naradapurana 2.37.18

Nāradapurāṇa 2.37.18

viddhaṃ tvayaikādaśikāvrataṃ ye kurvanti kartāra iha prayatnāt /
teṣāṃ bhavedyatsukṛtaṃ śubhe phalaṃ bhuṅkṣva prasannā bhava bhūsure tvam //