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.
Qurʾān Bukhārī Muslim Nasāʾī Abū Dāwūd Tirmidhī Ibn Mājah Mālik Aḥmad Dārimī Ḥākim Ibn Ḥibbān Ṭabarānī Nasāʾī's Kubrá Bayhaqī al-Luʾluʾ wa-al-Marjān Ibn Rajab's Fifty Riyāḍ al-Ṣāliḥīn Aḥmad's Zuhd Suyūṭī
quran:89:7 –

˹With˺ Iram - who had lofty pillars,  

Iram — these were the former ˹people of˺ ‘Ād (Irama is an explicative supplement or a substitution, and it is treated as a diptote because it is a proper noun and feminine) — of the towering ones, that is to say, the tall ones — the tallest one among them would reach four hundred cubits —
القرآن:٨٩:٧ –

إِرَمَ ذَاتِ الْعِمَادِ  

{إرَمَ} هي عاد الأولى، فإرم عطف بيان أو بدل، ومنع الصرف للعلمية والتأنيث {ذات العماد} أي الطول كان طول الطويل منهم أربعمائة ذراع.