´Ali narrated:` "Al-Abbas asked the Messenger of Allah about paying his charity (Zakat) in advance before its time is due (by being in possession for a whole year), he permitted him to do that."
Hadith ReferenceSunan at-Tirmidhi / The Book on Zakat / Hadith: 678
Hadith Gradingالألبانی:حسن، ابن ماجة (1795) | زبیر علی زئی:(678) إسناده ضعيف / د 1624، جه 1795