TSK
Treasury of Scripture Knowledge references in NET.
And whoever touches the body of someone killed with a sword in the open fields, or the body of someone who died of natural causes, or a human bone, or a grave, will be unclean seven days.
When the scouts survey the land and see a human bone, they will place a sign by it, until those assigned to burial duty have buried it in the valley of Hamon-Gog.
“Woe to you, experts in the law and you Pharisees, hypocrites! You are like whitewashed tombs that look beautiful on the outside but inside are full of the bones of the dead and of everything unclean.