Surah Al-An'am 6:51

وَأَنذِرْ بِهِ ٱلَّذِينَ يَخَافُونَ أَن يُحْشَرُوٓا۟ إِلَىٰ رَبِّهِمْ ۙ لَيْسَ لَهُم مِّن دُونِهِۦ وَلِىٌّ وَلَا شَفِيعٌ لَّعَلَّهُمْ يَتَّقُونَ

And warn by it [i.e., the Qur’ān] those who fear that they will be gathered before their Lord - for them besides Him will be no protector and no intercessor - that they might become righteous.

Translation: Saheeh International

Tafsir

And warn threaten therewith that is with the Qur’ān those who fear they shall be gathered to their Lord apart from Him other than Him they have no protector to help them and no intercessor to intercede for them the negative sentence stands as a circumstantial qualifier referring to the subject of the verb yuhsharū …

Excerpt from Tafsir al-Jalalayn, commentary on 6:51, via Quran.com. The reader has the full commentary and 9 more tafsirs.