Skandapurana 5.140.24

5.140.24

.. indra uvāca .. ..
yadi kaścitsutastubhyaṃ viprebhyaḥ satataṃ jalam..
dadāti ca sadā sasyaṃ tatte tṛptiḥ prajāyate .. 24 ..

Indra said:
If any son of yours constantly gives water to brahmins / and always gives grain, then satisfaction will arise for you;