Skandapurana 6.3.118.29

6.3.118.29

avagāhya tataḥ peyā āpo vai nānyathā budhaiḥ .
dharāyāmakṣipadbhāgaṃ dvitīyaṃ padmasaṃbhavaḥ .. 118.29 ..

hence water must be drunk by the wise [only] after plunging in, not otherwise. / The lotus-born one cast the second portion upon the earth;