Bismillahirrahmanirrahim
✦ Mafhum-e-Hadith : Sadqa e jariya of the toungue
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✦ Rasool-Allah Sallallahu Alahih Wasallam said: Whoever uses his tounge for such a good deeds which is followed by people even after him (after death), then he will be getting reward until the day of Judgment and on the day of Judgment he will get his full reward
Masnad Ahmed-3638-Sahih