The ‘miraculous’ arrival provided a useful rebuttal to early critics of the Christians, who were suggesting that if the Jesus figure had ever existed, he had a rather dubious parentage.
Ang ‘mahiwagang’ pagdating ng aral na ito ay nagsilbing sagot sa mga tumutuligsa noon na kung totoo ngang nagkaroon ng Jesus ay lubhang kuwestiyonable kung sino ang mga magulang nito.