Vaishnava Dharmashastra 60.6

60.6

na coṣare ||

Nor on barren soil; 7. Nor on a spot abounding in fresh grass; 8. Nor where there are worms or insects; 9. Nor in a ditch (or hole, or upon the roots of a tree); 10. Nor on an ant-hill; 11. Nor on a path; 12. Nor on a public road; 13. Nor in a place previously defiled by another person; 14. Nor in a garden; 15. Nor in the vicinity of a garden or of (a reservoir of) water; 16. Nor on ashes; 17. Nor on coal; 18. Nor on cow-dung; 19. Nor in a fold for cattle; 20. Nor in the air; 21. Nor in water;
22. Nor facing the wind, or fire, or the moon, or the sun, or a woman, or a (father or other) Guru, or a Brâhmana;
23. Nor without having enveloped his head;
24. Having cleaned his hindparts with a clod of earth, or with a brick, (or with wood or grass,) and seizing his organ (with his left, after having removed his garment), he must rise and clean himself with water and earth (previously) fetched for the purpose, so as to remove the smell and the filth.
25. The organ must once be cleaned with earth, the hindparts three times, the one hand (the left) ten times, both hands together seven times, and both feet together three times.
26. Such is the purification ordained for householders; it is double for students treble for hermits; and quadruple for ascetics.