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Grade : Sahih (Al-Albani)
حَدَّثَنَا مُحَمَّدُ بْنُ كَثِيرٍ، أَخْبَرَنَا إِسْرَائِيلُ، حَدَّثَنَا عُثْمَانُ بْنُ الْمُغِيرَةِ، عَنْ إِيَاسِ بْنِ أَبِي رَمْلَةَ الشَّامِيِّ، قَالَ شَهِدْتُ مُعَاوِيَةَ بْنَ أَبِي سُفْيَانَ وَهُوَ يَسْأَلُ زَيْدَ بْنَ أَرْقَمَ قَالَ أَشَهِدْتَ مَعَ رَسُولِ اللَّهِ صلى الله عليه وسلم عِيدَيْنِ اجْتَمَعَا فِي يَوْمٍ قَالَ نَعَمْ . قَالَ فَكَيْفَ صَنَعَ قَالَ صَلَّى الْعِيدَ ثُمَّ رَخَّصَ فِي الْجُمُعَةِ فَقَالَ " مَنْ شَاءَ أَنْ يُصَلِّيَ فَلْيُصَلِّ " .
Narrated Zayd ibn Arqam: Ilyas ibn AbuRamlah ash-Shami said: I witnessed Mu'awiyah ibn AbuSufyan asking Zayd ibn Arqam: Did you offer along with the Messenger of Allah (ﷺ) the Friday and 'Id prayers synchronised on the same day? He said: Yes. He asked: How did he do? He replied: He offered the 'Id prayer, then granted concession to offer the Friday prayer, and said: If anyone wants to offer it, he may offer
"When a person dies, his works end, except for three: ongoing charity, knowledge that is benefited from, and a righteous child who prays for him."
Prophet Mohammed (PBUH)
"The best of what a man leaves behind are three: a righteous child who supplicates for him, ongoing charity the reward of which reaches him, and knowledge that is acted upon after him."
Sunan Ibn Mājah
"Every day two angels come down from Heaven and one of them says, 'O Allah! Compensate every person who spends in Your Cause,' and the other (angel) says, 'O Allah! Destroy every miser.'"
Sahih Bukhari