The Dead: Heathenish Expressions of Grief For, Forbidden
Source: TTT
Leviticus 19:28
You must not make any cuts in your bodies for the dead or put tattoo marks on yourselves. I am the LORD.
Deuteronomy 14:1, 2
You are sons of the LORD your God; do not cut yourselves or shave your foreheads on behalf of the dead, / for you are a people holy to the LORD your God. The LORD has chosen you to be a people for His prized possession out of all the peoples on the face of the earth.