Skandapurana 14.10.58

14.10.58

atra gaṃgāsarasvatyoḥ saṃgame lokaviśrute ..
śrāddhaṃ kuryurdvijaśreṣṭha te yāsyaṃti parāṃ gatim .. 58 ..

Here at the confluence of Gaṅgā and Sarasvatī, renowned in the world, / if they perform a śrāddha, O best of the twice-born, they shall attain the supreme state. / 58