Berean Standard Bible (BSB)
So the servant placed his hand under the thigh of his master Abraham and swore an oath to him concerning this matter.
World English Bible (WEB)
The servant put his hand under the thigh of Abraham his master, and swore to him concerning this matter.
Strong's King James
And the servant{H5650} put{H7760}{(H8799)} his hand{H3027} under the thigh{H3409} of Abraham{H85} his master{H113}, and sware{H7650}{(H8735)} to him concerning{H5921} that{H2088} matter{H1697}.
The F.O.G *
Young's Literal Translation
And the servant putteth his hand under the thigh of Abraham his lord, and sweareth to him concerning this matter.