The caretaker was also hospitalised.
A worker at a cafe near the church told Skai television that the blast had been "powerful."
Non-fatal attacks targeting centres of power and embassies have been common in Greece in recent years, often blamed on anarchists or far-left groups.
Ten days ago, a homemade bomb exploded outside the headquarters of the Skai media group in a seaside Athens suburb causing major damage. There have been no claims of responsibility.
Gaza Now's Arabic channel has more than 300,000 followers on social media channel X, and a large following on Telegram
The iftar gathering served as a platform for people from diverse backgrounds to come together, socialise, and rejoice in the celebration
The monk was charged for comments made at a press conference held in March 2016.
The facility will provide greater access to residents from Liwa, Mirfa, Gayathi, Ruwais, Tarif from Western Region
High taxes, rising prices and rents, and fewer opportunities in those countries are prompting many to return to the Emirates, say experts
The UAE already has a 10-year Golden Visa programme for investors, entrepreneurs, property buyers and outstanding students since 2019
The anniversary coincides with the UAE’s decision to extend the ‘Year of Sustainability’