Everyone who has this hope set on him purifies himself, even as he is pure.
Hope -- John’s only reference to Christian hope. Gill: "for a true hope of that eternal happiness" WG: The hope of being like Christ, vs.2. MH: those who hope to live with Him. BBC: "this hope of seeing Christ and of being like Him." CP: "This hope is obviously referring to the hope that we will be changed and will be like him."