Abu Hurayrah narrated that the Messenger of Allah said: 'Whoever performs ablution well, then comes to Friday prayer, listens and remains silent, his sins between this Friday and the next plus three extra days are forgiven. And whoever touches pebbles has engaged in idle speech.'
Sahih Muslim - Book of Friday Prayer
http://hadith.al-islam.com/Display/Display.asp?Doc=1&Rec=1851
Ever wondered why the Prophet Muhammad (peace be upon him) burned the date palms of Banu al-Nadir? It wasn't random destruction, but a clever wartime strategy against betrayal—Quran-approved and packed with lessons on justice and mercy!