Assalamu alaikum respected imam ,
         I have a doubt that we are three brothers 
First brother aged 26 ..second brother aged 23 
And third is me my age is 18.my doubt is.my mother always giving work to me only ..she is saying that when younger brother(me) is here we will not tell work to elder brothers….is there any rule like that in islam ??? She is not givin any work to them !!those two brothers..always giving all work to me…so please clarify me about this !!! Masha allah