Can a african butterflyfish , dojo loach and figure 8 puffer live with my fish?

i want hose fish. i have a gold gourami , silver doller huge pleco , knight goby, 1 foot dragon goby,bumblebee catfish, 7 inch pictus ca my knigh goby aer 5 of my fish. are the dojo, butterfly and puffer live with each oher and my oher fish. my nearly 2 foot goldfish died earlier today in a diffrent tank RIP!!! can hey live in my 40 gallon tank im no giving my fish away!!!! i need o know immediatly!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!… im geing hem friday