Whoever, while calling a friend, omits a letter from his name Sahih al-Bukhari 6202
Arabic hadith text
حَدَّثَنَا مُوسَى بْنُ إِسْمَاعِيلَ، حَدَّثَنَا وُهَيْبٌ، حَدَّثَنَا أَيُّوبُ، عَنْ أَبِي قِلاَبَةَ، عَنْ أَنَسٍ ـ رضى الله عنه ـ قَالَ كَانَتْ أُمُّ سُلَيْمٍ فِي الثَّقَلِ وَأَنْجَشَةُ غُلاَمُ النَّبِيِّ صلى الله عليه وسلم يَسُوقُ بِهِنَّ، فَقَالَ النَّبِيُّ صلى الله عليه وسلم "يَا أَنْجَشَ، رُوَيْدَكَ، سَوْقَكَ بِالْقَوَارِيرِ "
Translation
Narrated Anas
Once Um Sulaim was (with the women who were) in charge of the luggage on a journey, and Anjashah, the slave of the Prophet, was driving their camels (very fast). The Prophet (ﷺ) said, "O Anjash! Drive slowly (the camels) with the glass vessels (i.e., ladies).