This progressive humbling of himself "unto death, even the death of the cross" was something which occurred during his life and death, not at his birth.
Uendelevu huu wa kujinyenyekeza mwenyewe"hata mauti, naam mauti ya msalaba"ulikuwa ni jambo lingine lililotokea wakati wa maisha yake na kufa, sio wakati wa kuzaliwa kwake.