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Christians believe that God has established a New Covenant with people through Jesus , as recorded in the Gospels , Acts of the Apostles , Epistles , and other books collectively called the New Testament ( the word " testament " attributed to Tertullian is commonly interchanged with the word " covenant " ) .
 God, Jesus, Tertullian
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 God, Jesus, Tertullian