Sentence 1: My mother insisted on going to an Easter play after work. 
 Sentence 3: She insisted she was not tired, but she was 
 Sentence 4:  During the play  I noticed my mom dozing off frequently 
 Sentence 5:  When the play ended my mom tripped and fell down the stairs 
 Option 1: I told her she should stay home and rest. 
 Option 2: I told her she should stay home and rest, so she did.