Exodus 28:38 - And it shall be upon Aaron's forehead, that Aaron may bear the iniquity of the holy things, which the children of Israel shall hallow in all their holy gifts; and it shall be always upon his forehead, that they may be accepted before the Lord.
So in the scripture above, how do you interpret Aaron's forehead? You think this is literal?
As OP has explained, the forehead and the right hand are symbolic of your thoughts and actions.
The bible was very specific, it didn't use symbolism.
Exodus 28:38 - And it shall be upon Aaron's forehead, that Aaron may bear the iniquity of the holy things, which the children of Israel shall hallow in all their holy gifts; and it shall be always upon his forehead, that they may be accepted before the Lord.
So in the scripture above, how do you interpret Aaron's forehead? You think this is literal?