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This article discusses Orthodox Shia sources on the biography of Ali ( ‘ Alī ibn Abī Tālib ) ( 607 – 661 ) , the cousin and son-in-law to Islamic prophet Muhammad , member of the Ahl al-Bayt and fourth Caliph .
 Ali, ‘, ibn, Muhammad
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Ali, ‘, ibn, Muhammad