Topical Studies for 2 Samuel 18:9:
Absalom {Forerunner Commentary}
Absalom {Nave's Topical Bible}
Hanging {Nave's Topical Bible}
Head {Nave's Topical Bible}
Head {Torrey's Topical Textbook}
Mule {Nave's Topical Bible}
Oak {Nave's Topical Bible}
On {Nave's Topical Bible}
Tree {Nave's Topical Bible}