While Joseph was not the biological father of Jesus, Joseph was in every way the legal father of Jesus. Thus the promises to David were fulfilled in both a legal father/son sense, as well as a biological sense through Mary’s ancestry in Luke.
Kwa hiyo ahadi alizopewa Daudi zilitimizwa kwa jinsi zote kisheria kupitia kwa baba/mwana wa kisheria na kiuhalisi kupita ukoo wa Mariamu kwenye Injili ya Luka.