religious activity
individual or group action that expresses or supports religious belief
fasting in Islam
fasting regulated by Islamic jurisprudence
Christian mysticism
development of mystical practices and theory within Christianity
prayer
invocation or act that seeks to activate a rapport with a deity
shamanism
practice that involves a practitioner reaching altered states of consciousness in order to perceive and interact with what they believe to be a spirit world
preaching
act of delivering a sermon
jihad
Arabic word which literally means striving or struggling, especially with a praiseworthy aim
proselytism
attempting to convert others to a religion