“I said: ‘O Messenger of Allah, tell me of something that I can adhere to.’ He said: ‘Say: “Allah is my Lord,” then stand straight (adhere steadfastly to Islam).’ He said: ‘O Messenger of Allah, what is the thing that you fear most for me?’ The Messenger of Allah ﷺ took hold of his own tongue, then he said: ‘This.’” (Using translation from Ibn Mājah 3972)
قُلْتُ يَا رَسُولَ اللهِ حَدِّثْنِي بِأَمْرٍ أَعْتَصِمُ بِهِ؟ قَالَ رَسُولُ اللهِ ﷺ «قُلْ رَبِّيَ اللهُ وَاسْتَقِمْ» قُلْتُ يَا رَسُولَ اللهِ مَا أَكْثَرُ مَا تَخَافُ عَلَيَّ؟ فَأَخَذَ بِلِسَانِ نَفْسِهِ ثُمَّ قَالَ «هَذَا»