Caution: Translations of Quran and Ḥadīth may lead to possible misapplications and misinterpretations. This site is intended for students of sacred knowledge that are proficient in comprehending classical Arabic and have a strong foundation in Islamic sciences. Also note that religious injunctions rely on several aspects beyond what one may glean through reading individual aḥādīth.
bayhaqi:14539Abū al-Ḥasan ʿAlī b. Aḥmad b. ʿAbdān > Sulaymān b. Aḥmad b. Ayyūb > ʿAlī b. ʿAbd al-ʿAzīz > Abū Nuʿaym > Sufyān > Abū al-Zubayr > Jābir > Rasūl Allāh Ṣllá

[Machine] The Messenger of Allah ﷺ said, "When one of you is called, let him respond; if he desires, he may come and if he desires, he may abstain."  

البيهقي:١٤٥٣٩أَخْبَرَنَا أَبُو الْحَسَنِ عَلِيُّ بْنُ أَحْمَدَ بْنِ عَبْدَانَ أنبأ سُلَيْمَانُ بْنُ أَحْمَدَ بْنِ أَيُّوبَ ثنا عَلِيُّ بْنُ عَبْدِ الْعَزِيزِ ثنا أَبُو نُعَيْمٍ ثنا سُفْيَانُ عَنْ أَبِي الزُّبَيْرِ عَنْ جَابِرٍ ؓ قَالَ

قَالَ رَسُولُ اللهِ ﷺ إِذَا دُعِيَ أَحَدُكُمْ فَلْيُجِبْ فَإِنْ شَاءَ طَعِمَ وَإِنْ شَاءَ تَرَكَ  

أَخْرَجَهُ مُسْلِمٌ فِي الصَّحِيحِ مِنْ حَدِيثِ سُفْيَانَ وَابْنِ جُرَيْجٍ عَنْ أَبِي الزُّبَيْرِ