Leviticus 10:6

6And Moses said to Aaron and to Eleazar and Ithamar his sons, a“Do not let the hair of your heads hang loose, and do not tear your clothes, lest you die, and bwrath come upon all the congregation; but let your brothers, the whole house of Israel, bewail the burning that the Lord has kindled.

Leviticus 21:10

10 c“The priest who is chief among his brothers, on whose head the anointing oil is poured and who has been consecrated to wear the garments, dshall not let the hair of his head hang loose nor tear his clothes.

Ezekiel 24:23

23 eYour turbans shall be on your heads and your shoes on your feet; you shall not mourn or weep, but fyou shall rot away in your iniquities and groan to one another.
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