Mas txawm muaj tug Tswv ib tug tubkhai ntuj tshwm plawg lug hab muaj duab ci nplaag rua huv chaav kws kaw. Tug tubkhai ntuj hov txawm daj Petu ib saab cev tsaa kuas sawv hab has tas, “Ca le sawv tseeg sai sai.” Ob txuj saw hlau kuj nplaam ntawm Petu teg lawm.