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.
tabarani:16292ʿAbdān b. Aḥmad > ʿUthmān b. Abū Shaybah > Ṭallaq b. Ghannām > Muḥammad b. Dirham > Kaʿb b. ʿAbd al-Raḥman b. Kaʿb b. Mālik from his father from his grandfather Kaʿb b. Mālik

[Machine] The Messenger of Allah ﷺ went out to a group of the Ansar who were building a mosque and said, "Make it more spacious so that it can be filled."  

الطبراني:١٦٢٩٢حَدَّثَنَا عَبْدَانُ بْنُ أَحْمَدَ ثنا عُثْمَانُ بْنُ أَبِي شَيْبَةَ ثنا طَلَّقُ بْنُ غَنَّامٍ ثنا مُحَمَّدُ بْنُ دِرْهَمٍ عَنْ كَعْبِ بْنِ عَبْدِ الرَّحْمَنِ بْنِ كَعْبِ بْنِ مَالِكٍ عَنْ أَبِيهِ عَنْ جَدِّهِ كَعْبِ بْنِ مَالِكٍ قَالَ

خَرَجَ رَسُولُ اللهِ ﷺ عَلَى قَوْمٍ مِنَ الْأَنْصَارِ يُحَصِّبُونُ مَسْجِدًا فَقَالَ «أَوْسِعُوا تَمْلَأُوهُ»