Ezekiel 44:18

Chaplets of linen, shall be upon their head, and Breeches of linen shall be upon their loins, - They shall not gird themselves, so as to perspire,

Exodus 28:40-43

And, for the sons of Aaron, shalt thou make tunics, and shalt make for them girdles, - and caps, shalt thou make for them, for glory and for beauty.

Exodus 39:28

and the turban of fine linen, and the ornamental caps of fine linen, - and the linen drawers, of fine twined linen:

Leviticus 16:4

A holy tunic of linen, shall he put on and drawers of linen, shall be upon his flesh, and with a band of linen, shall he gird himself, and with a turban of linen, shall his head be wrapped about, - holy garments, they are, therefore shall he bathe in water his flesh, and so put them on.

Isaiah 3:20

the chaplets and the armlets and the girdles, and the scent-cases, and the amulets;

1 Corinthians 11:4-10

Every man, praying, or prophesying, having anything upon his head, putteth to shame his head;

1 Corinthians 14:40

But let, all things, with comeliness, and by arrangement, be done.

Treasury of Scripture Knowledge

Summary

They shall have linen bonnets upon their heads, and shall have linen breeches upon their loins; they shall not gird themselves with any thing that causeth sweat.

Bible References

Bonnets

Exodus 28:40
And, for the sons of Aaron, shalt thou make tunics, and shalt make for them girdles, - and caps, shalt thou make for them, for glory and for beauty.
Exodus 39:28
and the turban of fine linen, and the ornamental caps of fine linen, - and the linen drawers, of fine twined linen:
1 Corinthians 11:4
Every man, praying, or prophesying, having anything upon his head, putteth to shame his head;

Linen breeches

Exodus 28:42
And thou shalt make for them breeches of linen, to cover their unseemliness, from the loins even unto the thighs, shall they be;
1 Corinthians 14:40
But let, all things, with comeliness, and by arrangement, be done.