Mahdi

例句：

1. 1. The Mahdi is the leader of the Islamic Caliphate.
   马迪是伊斯兰哈里发的领导。
2. 2. In his book, he talks about the Mahdi and how it relates to the Quran.
   在他的书中，他谈到了马迪以及它与古兰经的关系。
3. 3. Many Muslims believe in the Mahdi as a sign from Allah.
   许多穆斯林相信马迪是来自真主的征兆。