Berean Standard Bible (BSB)
Loving devotion and faithfulness preserve a king; by these he maintains his throne.
World English Bible (WEB)
Love and faithfulness keep the king safe. His throne is sustained by love.
Strong's King James
Mercy{H2617} and truth{H571} preserve{H5341}{(H8799)} the king{H4428}: and his throne{H3678} is upholden{H5582}{(H8804)} by mercy{H2617}.
The F.O.G *
Covenant-love and firm-truth preserve the king, Supporting his throne by covenant-love.
The F.O.G Message *
Young's Literal Translation
Kindness and truth keep a king, And he hath supported by kindness his throne.