Sourate Les Coalisés

The summary/theme of the surah Al-Ahzab: 

Three important events are discussed in the Surah: the Battle of the Trench (or Al-Ahzab: the Clans), which took place in Shawwal, A. H. 5; the raid on Bani Quraizah, which took place in Dhil-Qa'dah, A. H. 5; and the Holy Prophet's marriage with Hadrat Zainab, which was also contracted there.

Lesson learned from  surah Al-Ahzab: 

1. Adopt taqw'.  
2. Rely solely on Allah's.  
3. Hypocrisy is a grave evil.  
4. Allah's is oft forgiving and merciful.  
5. Remember the favours of Allah's by looking back on incidents from the past. 
6. The Ṣaḥ'bah رضي الله عنهم were tested to the limits by Allah's, a test which they passed.  
7. The hypocrites were the enemy within, and they were always trying to cause disruption.  
8. Who can save you from Allah's if He decides to inflict you with difficulty, or even decides to shower you with His mercy?  
9. The best example for us is in the Messenger ﷺ  
10. Depending on your status in society and as a person of religious stature, there is a certain level of conduct that is demanded of you that is above that of others.  
11. The reward you receive from Allah's will multiply depending on your sacrifices.  
12. The wives of the Prophet ﷺ were duty-bound by Allah's to inform the masses what would be revealed within the confines of their homes, and any wisdom that would be imparted by the Prophet ﷺ when in private.  
13. When Allah's and His Messenger ﷺ decide something for an individual, there remains no choice in the matter for them.  
14. Allah's has more right that you fear Him than fear the people.  
15. There are Ayat in the Quran wherein Allah's directly rebukes the Prophet ﷺ, yet the Prophet ﷺ did not conceal these Ayat from us, which proves his truthfulness in his claim to Prophethood and trustworthiness.  
16. Muḥammad ﷺ was the seal of the Prophets; he was the final one.  
17. Remember Allah's in abundance.  
18. Ignore the inconveniences and trouble caused by the hypocrites. Rely on Allah's to take care of them.  
19. There were certain privileges given by Allah's to the Prophet ﷺ over the rest of the Ummah.  
20.  When invited to eat at someone’s house, don’t sit around talking after the food has been served being oblivious to the host’s circumstances.  
21. You should never shy away from the truth.[6]  
22. Send salutations upon the Prophet ﷺ in abundance.  
23. A modest dress code is a means of protection.[7]  
24. The knowledge of the Final Hour is only with Allah's.  
25. The disbelievers will regret not following the Messenger ﷺ in the Hereafter.  
26. Do not mock and jest any Prophet.  
27. Speak in straightforward terms. Don’t beat around the bush.