עַל־אַרְבַּ֥עַת רִבְעֵיהֶ֖ן בְּלֶכְתָּ֣ם יֵלֵ֑כוּ לֹ֥א יִסַּ֖בּוּ בְּלֶכְתָּֽן׃
Quando andarono, andarono verso i loro quattro lati; non si voltarono quando andarono.
Rashi on Ezekiel
toward their four sides, etc. Because of the working of the wheels, he had to repeat them [i.e., the description of the living beings’ movements], to say that the wheels did not stop them because they [the living beings] too were made for that [i.e., moving in four directions].