It is narrated from Hazrat Zaid bin Thabit that the Noble Prophet (peace and blessings be upon him) permitted in "Bay' Araya" that it may be sold by estimation and measurement. Benefit: For clarification of Bay' Araya, see Hadith number (4490).
Hadith Referenceمسند احمد / مسند الأنصار رضي الله عنهم / 21581
Hadith Gradingحکم دارالسلام:حديث صحيح، خ: 2173، م: 1539، وهذا إسناد حسن