H4817–מֶרְכָּב–mer.kav

And any leather seat on a horse on which the unclean man has been seated will be unclean.

הַמֶּרְכָּ֗ב (מֶּרְכָּ֗ב) mer.Kav “saddle”

And Solomon had four thousand boxed-off spaces for horses for his carriages, and twelve thousand horsemen.

לְמֶרְכָּב֑וֹ (מֶרְכָּב֑) mer.ka.V “chariotry”

He made its pillars of silver, its base of gold, its seat of purple, the middle of it of ebony.

מֶרְכָּב֖וֹ (מֶרְכָּב֖) mer.ka.V “seat”