It's only Leviticus that mentions the poor. For Deuteronomy, it's those who really can't provide for themselves: the widow, the orphan and the stranger who may not be able to find employment.

提到穷人的只有《利未记》对《申命记》来说，却是那些真正没法供养自己的人，寡妇，孤儿，寄居的都是不能找到工作的人。

耶鲁公开课 - 旧约导论课程节选