Our son 26 makes as much money as I do my wife give him money & food to party when I'm out she has on job

I can only take care of 1 home I give her money but I know if he needs it she will give it to him and if she gets he gets and our child is 25 ask for nothing and make less than he dose but makes it all on her own with a new home my wife get into it all the time about this she just gave him $5000.00 for a bike to be a biker boy and he kills his self she going to be sad