Matsya Purana 59.17

59.17

palāśasamidhaḥ śastā ścaturthe'hni tathotsavaḥ.
dakṣiṇā ca punastadvaddeyā tatrāpi śaktitaḥ.. 59.14 ..

Libations consisting of mustard, barley and black sesamum and wood of butea-frondosa, should be offered in the Fire, and on the fourth day, festivities should be observed and Dakṣiṇâ should be given to the Brâhmaṇas, according to the means of the worshipper.—15.