In the image below, the English statement is a direct translation of the Arabic above.
The phrase "Cross Worshiper" is a common Islamic slang term for Christians.
The calligraphic logo in the upper-right corner is for the Islamic State-affiliated Nour al-Tawhid Media Group.
The Arabic word "Nour" means
light.
The Arabic word "Tawhid" means
monotheism.
Per our interpreter:
The Light of Monotheism.The church scene in the background appears to be St Mary's Catholic Church in Fredericksburg, Texas (compare with the image
in this link).
Note the raised wooden pulpit on the left, crucifix on the right, Latin inscription on the arch reading "Ego Sum Panis Vitae" ( I am the bread of life ), poster suspended on a pole to the left of the altar, and similar carpet color.