וּמִ֨תּוֹכָ֔הּ דְּמ֖וּת אַרְבַּ֣ע חַיּ֑וֹת וְזֶה֙ מַרְאֵֽיהֶ֔ן דְּמ֥וּת אָדָ֖ם לָהֵֽנָּה׃
從其中顯出四個活物的形象；牠們的樣子是這樣：牠們有人的形象。
Rashi
they had the likeness of a man This is surprising, because they had also the likeness of an ox, a lion, and an eagle! Apparently, since this [being] is the patron of them all [all the living beings], the prophet praises the Chariot with it. [Their human face] had the countenance of our father Jacob.