Skandapurana 6.3.28.131

6.3.28.131

tilasaṃmiśratoyena tarpayetpitṛdevatāḥ .
piṇḍadānena ca pitṝn pauṇḍarīkaphalaṃ labhet .. 28.131 ..

one should gratify the ancestors and the deities with water mixed with sesame seeds, / and the ancestors with the offering of rice-balls; he obtains the fruit of a Pauṇḍarīka sacrifice. // 28.131