וַעֲנַ֧ן יְהוָ֛ה עֲלֵיהֶ֖ם יוֹמָ֑ם בְּנָסְעָ֖ם מִן־הַֽמַּחֲנֶֽה׃ (׆) (ס)
And the cloud of the LORD was over them by day, when they set forward from the camp.
Read kabbalistic (mystical) interpretation of Numbers 10:34: and classical mystical sources.