Raised as a deflection about the 'virgin' wording; the hosts noted the Muslim guest appeared to confuse Isaiah 9 with the common Isaiah 7:14 objection.
Scripture spotlight
Isaiah 7:14
bible
14 Therefore the Lord himself will give you a sign. Behold, the virgin will conceive, and bear a son, and shall call his name Immanuel.
Central proof text used to argue that the Messiah born of a virgin is identified as Emmanuel, meaning God with us, which the speaker says collapses the Islamic view of Jesus.
Cited in the virgin-birth exchange; the Christian side argued the Hebrew term can mean virgin and that the prophecy finds its main fulfillment in Christ.
A Muslim guest cited this prophecy as the Christian proof text for the virgin birth, then challenged its interpretation in context and the meaning of alma.
Used to explain why Jesus is called the Messiah and why the virgin birth matters: the host argued that the promised child of the virgin is 'Immanuel,' meaning 'God with us.'