Not happy. We all need that sleep..

Hey ladys so I have a 5 week old daughter as of Friday. Anyway the other night I was so tired my husband said to me go to sleep I'll feed her as he was not working the next day I keeped asking are you ok with it he said yes go. Anyway I sleep and the next day I got my head bitten off by my mother coz I should have been up I'm the mother blah blah.. I fill like I'm in the wrong and all now how do you do it ladys I have 3 other kids aged 10, 8 and 6