ESV: He makes his tail stiff like a cedar; the sinews of his thighs are knit together.
NIV: Its tail sways like a cedar; the sinews of its thighs are close-knit.
NASB: He hangs his tail like a cedar; The tendons of his thighs are knit together.
CSB: He stiffens his tail like a cedar tree; the tendons of his thighs are woven firmly together.
NLT: Its tail is as strong as a cedar. The sinews of its thighs are knit tightly together.
KJV: He moveth his tail like a cedar: the sinews of his stones are wrapped together.
NKJV: He moves his tail like a cedar; The sinews of his thighs are tightly knit.