This comes after the episode where David commits adultery with Bathsheba and has her lawful husband killed in order to cover up his crime.
It is possible that David felt too compromised—because of his own failings—to impose the proper punishment.
What does it mean to cast a shoe?
The topic "Sandal" in the Insight on the Scriptures mentions the following:
By the expression “over Edom I shall throw my sandal” (Ps 60:8; 108:9) Jehovah may have meant that Edom would be brought under subjection. It possibly had reference to the custom of indicating the taking of possession by throwing one’s ...
Since the washpot and the sandal evoke the footwashing common to biblical lands --a job characteristically done by the most servile-- the passage (Ps. 60:8 ) seems to express that Moab and Edom will be in the relationship of servants to Israel. The last clause of the verse is difficult, but we should be able to assume that the action concerning Philistia ...
There is some debate as to what is meant. Here is the Word Biblical Commentary translation and notes:
Moab is my washpot;
I will throw my shoe over Edom—
Philistia, shout because of me!”
Moab is my washpot
The metaphor is one of humiliation and servitude. Washpots were often
dirty, used for bathing, and even for toilet purposes. The ...
what does it mean to cast a shoe?
I will make Edom my servant.
Psalm 60:8 NET
Moab is my washbasin.[a] I will make Edom serve me.[b] I will shout
in triumph over Philistia.”[c]
Psalm 60:8 NASB
8 Moab is My washbowl; I will throw My sandal over Edom; Shout loud,
Philistia, because of Me!”
Footnotes NET Bible
b/ Psalm 60:8 tn Heb “over Edom I will throw ...
New King James Version Psalm 60:
Moab is My washpot; Over Edom I will cast My shoe; Philistia, shout in triumph because of Me.”
Can anyone shed light on the cultural context of casting a shoe?
Ellicott might be helpful:
Of the "shoe," as a figure of what is vilest and most common, Dr. J. G. Wetzstein quotes many Arabic proverbs. A covering for ...