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.
nasai-kubra:11571Aḥmad b. Sulaymān > ʿUbaydullāh b. Mūsá > Isrāʾīl > Abū Isḥāq > Saʿīd b. Jubayr

[Machine] In his saying {Do not move your tongue with it to hasten it} [Qiyamah 16], it is said, "He used to move his tongue out of fear that it would slip away from him."  

الكبرى للنسائي:١١٥٧١أَخْبَرَنَا أَحْمَدُ بْنُ سُلَيْمَانَ حَدَّثَنَا عُبَيْدُ اللهِ بْنُ مُوسَى أَخْبَرَنَا إِسْرَائِيلُ عَنْ أَبِي إِسْحَاقَ عَنْ سَعِيدِ بْنِ جُبَيْرٍ عَنِ ابْنِ عَبَّاسٍ

فِي قَوْلِهِ {§لَا تُحَرِّكْ بِهِ لِسَانَكَ لِتَعْجَلَ بِهِ} [القيامة 16] قَالَ «كَانَ يُحَرِّكُ لِسَانَهُ مَخَافَةَ أَنْ يَفْلِتَ مِنْهُ»