Helaman 10 Now the land south was called Lehi, and the land north was called Mulek, which was after the son of Zedekiah; for the Lord did bring Mulek into the land north, and Lehi into the land south.
Book of Mormon
14 And they discovered a people, who were called the people of Zarahemla. Now, there was great rejoicing among the people of Zarahemla; and also Zarahemla did rejoice exceedingly, because the Lord had sent the people of Mosiah with the plates of brass which contained the record of the Jews.
Book of Mormon
2 Now there were not so many of the children of Nephi, or so many of those who were descendants of Nephi, as there were of the people of Zarahemla, who was a descendant of Mulek, and those who came with him into the wilderness.
3 And there were not so many of the people of Nephi and of the people of Zarahemla as there were of the Lamanites; yea, they were not half so numerous.
4 And now all the people of Nephi were assembled together, and also all the people of Zarahemla, and they were gathered together in two bodies.
Book of Mormon
21 And now will you dispute that Jerusalem was destroyed? Will ye say that the sons of Zedekiah were not slain, all except it were Mulek? Yea, and do ye not behold that the seed of Zedekiah are with us, and they were driven out of the land of Jerusalem? But behold, this is not all—
One of the first things I noticed was that if you combine the names Malchiah and Zedekiah, you get Melchizedek, which means “king of righteousness.”https://thelunchisfree.com/2018/03/09/mulek-jeremiah-and-the-kingdom-of-heaven/