There may be an allusion to the Egyptian belief of weighing the heart after death to determine righteousness. But in Hebrew thought it is an ongoing evaluation ...
Make the heart of this people calloused; make their ears dull and close their eyes. Otherwise they might see with their eyes, hear with their ears, understand ...
The appetite of the wicked desires evil; his neighbor is shown no favor in his eyes. NET © Notes. 1 tn Heb “soul.” The Hebrew text uses נֶפֶשׁ ...
"If in his sight the scale has remained, however, and black hair has grown in it, the scale has healed, he is clean; and the priest shall pronounce him clean.