Berean Standard Bible (BSB)
My knees are weak from fasting, and my body grows lean and gaunt.
World English Bible (WEB)
My knees are weak through fasting. My body is thin and lacks fat.
Strong's King James
My knees{H1290} are weak{H3782}{(H8804)} through fasting{H6685}; and my flesh{H1320} faileth{H3584}{(H8804)} of fatness{H8081}.
The F.O.G *
The F.O.G Message *
Young's Literal Translation
My knees have been feeble from fasting, And my flesh hath failed of fatness.