Har kase, ki odatash kharob gardad, chi inson va chi hayvone, agar dar gushash azon bikhonand, odatash khub khohad gardid.
Hazrati Ali (raz) rivoyat mekunad, ki Rasululloh (s) farmud:
- Har chize ki badakhloq bishavad, chi insone boshad va yo hayvone dar gushash azon bikhoned.