GOD'S WORD® Translation
When they were at the large rock in Gibeon, Amasa met them there. Joab wore a military uniform, and strapped over it at his hip was a sword in a scabbard. As he stepped forward, the sword dropped [into his hand].

American Standard Version
When they were at the great stone which is in Gibeon, Amasa came to meet them. And Joab was girded with his apparel of war that he had put on, and thereon was a girdle with a sword fastened upon his loins in the sheath thereof; and as he went forth it fell out.

Berean Study Bible
And while they were at the great stone in Gibeon, Amasa joined them. Now Joab was dressed in military attire, with a dagger strapped to his belt. And as he stepped forward, he slipped the dagger from its sheath.

Douay-Rheims Bible
And when they were at the great stone which is in Gabaon, Amasa coming met them. And Joab had on a close coat of equal length with his habit, and over it was girded with a sword hanging down to his flank, in a scabbard, made in such manner as to come out with the least motion and strike.

English Revised Version
When they were at the great stone which is in Gibeon, Amasa came to meet them. And Joab was girded with his apparel of war that he had put on, and thereon was a girdle with a sword fastened upon his loins in the sheath thereof; and as he went forth it fell out.

King James Bible
When they were at the great stone which is in Gibeon, Amasa went before them. And Joab's garment that he had put on was girded unto him, and upon it a girdle with a sword fastened upon his loins in the sheath thereof; and as he went forth it fell out.

World English Bible
When they were at the great stone which is in Gibeon, Amasa came to meet them. Joab was clothed in his apparel of war that he had put on, and on it was a sash with a sword fastened on his waist in its sheath; and as he went forth it fell out.

Young's Literal Translation
they are near the great stone that is in Gibeon, and Amasa hath gone before them, and Joab is girded; his long robe he hath put on him, and upon it a girdle -- a sword is fastened upon his loins in its sheath; and he hath gone out, and it falleth.

2 Samuel 20:8 Additional Translations ...