Ayurvedamahodadhi (Annapanavidhi section) 57

57

viṇmūtratṛṇanīlikāviṣayutaṃ taptaṃ dhanaṃ phenilaṃ
dantagrāhyam anārtavaṃ salavaṇaṃ śaivālakaiḥ saṃbhṛtam /
lūtājantuvimiśritaṃ gurutaraṃ parṇaughapaṅkāvilaṃ
candrārkāṃśusugopitaṃ ca na piben nīraṃ sadā doṣalam {cf. Rājanighaṇṭu 14.56} // 45 //

Mixed with faeces, urine, grass, blue algae, or poison; hot, thick, frothy; / chilling to the teeth, unseasonal, saline, full of moss; / mixed with spiders and insects, very heavy, turbid with masses of leaves and mud; / and completely hidden from the rays of the sun and moon: one should never drink such water, which aggravates the humours. // 45