הִכֹּן֙ וְהָכֵ֣ן לְךָ֔ אַתָּ֕ה וְכָל־קְהָלֶ֖ךָ הַנִּקְהָלִ֣ים עָלֶ֑יךָ וְהָיִ֥יתָ לָהֶ֖ם לְמִשְׁמָֽר׃
ברײט דיך אָן און זײַ אָנגעברײט, דו און אַלע דײַנע געזעמלעןװאָס זײַנען אײַנגעזאַמלט אַרום דיר, און זײַ בײַ זײ אָפּגעהיט.
Rashi
Be prepared and make ready for yourself Prepare yourself, and make ready for yourself an army of others.
Rashi
and you will be to them for a guardian It is the custom of kings to pay attention, concerning their armies, to how they will march forth, and to appoint guards so that a destroyer should not come upon his army at night.