Sunan An-Nasa'i

It was narrated that Ibn abbas said:""The Mesenger of Allah was asked questions during the days of Mina and he said: 'There is no harm.' A man said: 'I shaved my head before offering the sacrifice.' He said: 'There is no harm.' Another man said: 'I stoned (the Majarat) after evening came.' He said: ""There is no harm