The Houthi Ansarullah "Al-Sarkha" banner.
Arabic text, by lines:

الله أكبر (Allah is the greatest)
الموت لأمريكا (death to America)
الموت لإسرائيل (death to Israel)
اللعنة على اليهود (a curse upon the Jews)
النصر للإسلام (victory to Islam)
The circles highlights the hidden word  الدم (blood). This is in to the reference to the brutal policies of the the Houthis rebels
Own work based on: Ansarullah Flag Vector.svg
https://twitter.com/alyemennow/status/1330220345547223040
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