Musannaf Ibn Abi Shayba 13:2516

Abu Bakr narrated to us, he said: Ibn ‘Ulayyah narrated to us, from Sa‘id, from Qatadah, from ‘Abd Rabbih, from Abu ‘Iyad, that ‘Uthman did not see any harm in selling everything before taking possession of it, except for what is measured by volume and what is measured by weight.