'King's' in the Bible

Then the messenger came and told him, saying, "They have brought the heads of the king's sons," and he said, "Put them [in] two piles [at] the entrance of the gate until morning."

and Jehu met the brothers of Ahaziah king of Judah. He asked, "Who [are] you?" They said, "We [are] the brothers of Ahaziah; we came down for the peace of the king's children and the children of the queen."

From the city he took one court official who [was] chief officer over the men of war, five men {from the king's council} who were found in the city, the secretary of the commander of the army who mustered the people of the land, and sixty men from the people of the land being found in the city.