Ehud in Wikipedia
Ehud ben‑Gera (Hebrew: אֵהוּד בֶּן‑גֵּרָא, Standard Ehud ben‑Gera
Tiberian ʾĒhûḏ ben‑Gērāʾ; in the Biblical Book of Judges
(3:12–4:1) was the judge who fought against the Moabite
coalition, led by King Eglon. Ehud was sent to present the
Israelite's annual tribute. He had blacksmiths make a short
double-edged sword about twelve inches long: useful for a
stabbing thrust. He hid the sword on his inner right thigh.
Being left-handed, he could conceal the sword where it was not
expected.
Ehud told Eglon he had a secret thing or word for him. Eglon
dismissed his attendants and allowed Ehud to meet him in
private. Ehud said, "I have a word/thing from God for you",
drew his sword, and stabbed the king. Eglon was eviscerated by
the blow, which punctured his intestines: "and the dirt came
out." ("Dirt" here euphemistically refers to excrement; NOAB,
Judges 3:21–22, footnote.) Eglon was so overweight that the
sword disappeared into the wound and Ehud left it there...
Read More about Ehud in Wikipedia