Skandapurana 6.3.153.10

6.3.153.10

sapta janmāni tānyeva dadātyarkaḥ punaḥ punaḥ .
śatamindukṣaye dānaṃ sahasraṃ tu dinakṣaye .. 153.10 ..

For seven births the Sun repeatedly gives those very things. / A gift on the new-moon day [yields] a hundredfold, but a thousandfold on a solar day's end;