So Christians are likening Bart Ehrman to a Muslim - perhaps due to the fact Bart Ehrman's scholarship favours the Muslim understanding of Jesus not being God as well as that of the Bible being unreliable.
The trinitarian Christian view of Jesus' divinity is easily realised to be fallacious - you don't need to be a Muslim or a Bible scholar to realise this.
A Christian asks Bart Ehrman about the Quran and likens him to a Muslim. Bart Ehrman responds...
Jesus has Muslim brothers/sisters
Learn about Islam