Muslims attend a night prayer during Laylat Al-Qadr at a mosque in Cairo, Egypt, on June 11, 2018. (Xinhua/Ahmed Gomaa)

Muslims attend a night prayer during Laylat Al-Qadr at a mosque in Cairo, Egypt, on June 11, 2018. (Xinhua/Ahmed Gomaa)

Muslims attend a night prayer during Laylat Al-Qadr at a mosque in Cairo, Egypt, on June 11, 2018. (Xinhua/Ahmed Gomaa)

Muslims attend a night prayer during Laylat Al-Qadr at a mosque in Cairo, Egypt, on June 11, 2018. (Xinhua/Ahmed Gomaa)

Muslims attend a night prayer during Laylat Al-Qadr at a mosque in Cairo, Egypt, on June 11, 2018. (Xinhua/Ahmed Gomaa)