According to many Muslims, the term came from Ancient Egypt's Queen Asiya, the adoptive mother of Moses.
ɐkˈoːɹdɪŋ tə mˈɛni mˈʊzlɪmz, ðə tˈɜːm kˈeɪm fɹʌm ˈeɪntʃənt ˈiːdʒɪpts kwˈiːn ɐsˈɪjə, ðɪ ɐdˈɑːptɪv mˈʌðɚɹ ʌv mˈoʊsᵻz.