" لَيْسَ فِيمَا دُونَ خَمْسِ أَوَاقٍ صَدَقَةٌ وَلاَ فِيمَا دُونَ خَمْسِ ذَوْدٍ صَدَقَةٌ وَلَيْسَ فِيمَا دُونَ خَمْسَةِ أَوْسُقٍ صَدَقَةٌ "
It was narrated from Abu Sa'eed Al_khudri that the Prophet said: "No sadaqah is due on less than five Awaq, no Sadaqah is due on less than five Dhawd, no Sadaqah is due on less than five Awsuq."