To make the Heart Tender (Ar-Riqaq)
Ṣaḥīḥ al-Bukhārī 6521
يُحْشَرُ النَّاسُ يَوْمَ الْقِيَامَةِ عَلَى أَرْضٍ بَيْضَاءَ عَفْرَاءَ كَقُرْصَةِ نَقِيٍّ
yuḥsharu an-nāsu yawma al-qiyāmah ʿalā arḍin bayḍāʾa ʿafrāʾa kaqurṣah naqiyyin
Transliteration generated from the Arabic vowel marks
The full narration
Narrated Sahl bin Sa`d:I heard the Prophet (ﷺ) saying, "The people will be gathered on the Day of Resurrection on reddish white land like a pure loaf of bread (made of pure fine flour)." Sahl added: That land will have no landmarks for anybody (to make use of)
Source
Ṣaḥīḥ al-Bukhārī · 6521
Ṣaḥīḥ