Cross Reference 2 KINGS 1:17 SO HE DIED ACCORDING TO THE WORD OF THE LORD WHICH ELIJAH HAD SPOKEN AND JEHORAM REIGNED IN HIS STEAD IN THE SECOND YEAR OF JEHORAM THE SON OF JEHOSHAPHAT KING OF JUDAH BECAUSE HE HAD NO SON

{2 Kings 1:17} So he died 4191 z8799 according to the word 1697 of the LORD 3068 which x834 Elijah 452 had spoken. 1696 z8765 And Jehoram 3088 reigned 4427 z8799 in his stead x8478 in the second 8147 year 8141 of Jehoram 3088 the son 1121 of Jehoshaphat 3092 king 4428 of Judah; 3063 because x3588 he had x1961 no x3808 son. 1121

Jehoram:
As it is said in "Now Jehoramª the sonª of Ahabª began to reignª ° over¹ Israelª in Samariaª the eighteenthª ª yearª of Jehoshaphatª kingª of Judah,ª and reignedª ° twelveª ª years.ª" {2Kg 3:1}, that he began his reign in the eighteenth of Jehoshaphat, it is supposed that Jehoshaphat admitted his son Jehoram to reign with him eight or nine years before his death. "The second year that Jehoram was Prorex, and the eighteenth of Jehoshaphat."

in the second:
"Now Jehoramª the sonª of Ahabª began to reignª ° over¹ Israelª in Samariaª the eighteenthª ª yearª of Jehoshaphatª kingª of Judah,ª and reignedª ° twelveª ª years.ª" {2Kg 3:1} + "And in the fifthª yearª of Joramª the sonª of Ahabª kingª of Israel,ª Jehoshaphatª [being] then kingª of Judah,ª Jehoramª the sonª of Jehoshaphatª kingª of Judahª began to reign.ª ° ... Thirtyª and twoª yearsª oldª was¹ he when he began to reign;ª ° and he reignedª ° eightª yearsª in Jerusalem.ª" {2Kg 8:16-17} + "Ahaziahª the sonª of Ahabª began to reignª ° over¹ Israelª in Samariaª the seventeenthª ª yearª of Jehoshaphatª kingª of Judah,ª and reignedª ° two yearsª over¹ Israel.ª" {1Kg 22:51}