Leviticus 21:11 Second Temple Literature: On Flight and Finding

וְעַ֛ל כָּל־נַפְשֹׁ֥ת מֵ֖ת לֹ֣א יָבֹ֑א לְאָבִ֥יו וּלְאִמּ֖וֹ לֹ֥א יִטַּמָּֽא׃

neither shall he go in to any dead body, nor defile himself for his father, or for his mother;

On Flight and Finding

[109] For Moses says that he cannot defile himself either 109 for  the father, the mind, nor for the mother, sense-perception (Lev. 21:11), because, methinks, he is the child of parents incorruptible and wholly free from stain, his father being God, who is likewise Father of all, and his mother Wisdom, through whom the universe came into existence;
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On Flight and Finding

[113] The High Priest, so Moses says, “shall not go in to any dead soul” (Lev. 21:11). Death of soul is a life in the company of vice, so that what is meant is that he is never to come in contact with any polluting object, and of these folly always stinks. 
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