הַשֹּׁלֵ֣חַ אִמְרָת֣וֹ אָ֑רֶץ עַד־מְ֝הֵרָ֗ה יָר֥וּץ דְּבָרֽוֹ׃
דער װאָס שיקט זײַן אָנזאָג אױף דער ערד –אױף גיך לױפֿט זײַן װאָרט;
Ibn Ezra
His word runs - the reason for the double language, either on the way or on the clouds, who are commanded to quickly fulfill commands, so we are commanded to quicken.