Matsya Purana 100.37

100.37

kartavyāḥ śaktito deyā viprebhyo dakṣiṇā'nagha!.
na vittaśāṭhyaṃ karvīta bhaktyā tuṣyati keśava.. 100.36 ..

"Nârada! the devotee, observing this ordinance, should keep up the penance and perform the rites with molasses of any kind whatsoever, as prescribed, for 12 months, and give alms to the Brâhmaṇas, without any feeling of miserliness. Keśava is pleased with devotion alone.—35-36.