これはある古典を英訳したものです。何でしょう。（一部”omission”で置き換え）

Omission says "Army is important for nations. Life‐and‐death depends on it, so you have to understand it. So consider this by 5 things. Compare these things by calculation. And search information.
The first, It's the way. The second, It's the weather. The third, it's geomorphology. The forth, it's the commander. The fifth, it's the law.
可能ならば原文はどの件かも（書き下し可）適示されたし