The black standard flag of Ahrar al-Sham, based on <a rel="nofollow" class="external text" href="http://i.alalam.ir/news/Image/original/2016/09/11/alalam_636092224202439603_25f_4x3.jpg">this</a>.
<a href="//commons.wikimedia.org/wiki/User:Lexicon" class="mw-redirect" title="User:Lexicon">User:Lexicon</a>
<a href="//commons.wikimedia.org/wiki/File:Flag_of_Jihad.svg" class="image"><img alt="Flag of Jihad.svg" src="https://upload.wikimedia.org/wikipedia/commons/thumb/3/30/Flag_of_Jihad.svg/200px-Flag_of_Jihad.svg.png" decoding="async" width="200" height="100" srcset="https://upload.wikimedia.org/wikipedia/commons/thumb/3/30/Flag_of_Jihad.svg/300px-Flag_of_Jihad.svg.png 1.5x, https://upload.wikimedia.org/wikipedia/commons/thumb/3/30/Flag_of_Jihad.svg/400px-Flag_of_Jihad.svg.png 2x" data-file-width="1000" data-file-height="500"></a>