during Islamic festivals. For example,the sound of a bedug is used to signal the end of the day long fast during Ramadan and sometimes it is used to signal time for Suhoor during Ramadan  When used to signal time for Friday prayer, the bedug is beaten in a different way than for ordinary Prayers
A church bell in the Christian tradition is a bell which is rung in a church for a variety of ceremonial purposes, and can be heard outside the building. Traditionally they are used to call worshippers to the church for a communal service, and to announce the fixed times of daily Christian prayer, called the canonical hours, which number seven and are contained in breviaries….
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