Surah Al-Anfal 8:65

يَـٰٓأَيُّهَا ٱلنَّبِىُّ حَرِّضِ ٱلْمُؤْمِنِينَ عَلَى ٱلْقِتَالِ ۚ إِن يَكُن مِّنكُمْ عِشْرُونَ صَـٰبِرُونَ يَغْلِبُوا۟ مِا۟ئَتَيْنِ ۚ وَإِن يَكُن مِّنكُم مِّا۟ئَةٌ يَغْلِبُوٓا۟ أَلْفًا مِّنَ ٱلَّذِينَ كَفَرُوا۟ بِأَنَّهُمْ قَوْمٌ لَّا يَفْقَهُونَ

O Prophet, urge the believers to battle. If there are among you twenty [who are] steadfast, they will overcome two hundred. And if there are among you one hundred [who are steadfast], they will overcome a thousand of those who have disbelieved because they are a people who do not understand.

Translation: Saheeh International

Tafsir

O Prophet urge on exhort the believers to fight the disbelievers. If there be twenty of you steadfast they will overcome two hundred of them. If there be read as yakun or takun a hundred of you they will overcome a thousand of those who disbelieve for they are a people who do not understand this sentence is …

Excerpt from Tafsir al-Jalalayn, commentary on 8:65, via Quran.com. The reader has the full commentary and 9 more tafsirs.