1 Chronicles 18:15
Jehoshaphat son of Ahilud was court historian;
1 Chronicles 11:6
                            David said, “Whoever is the first to kill a Jebusite will become chief commander.” Joab
2 Samuel 8:16
                            
Jehoshaphat son of Ahilud was court historian;
1 Kings 4:3
                            
Jehoshaphat son of Ahilud, court historian;
Treasury of Scripture Knowledge
Summary
                            And Joab the son of Zeruiah was over the host; and Jehoshaphat the son of Ahilud, recorder.                        
                    Jehoshaphat
Bible References
Joab
                                        1 Chronicles 11:6                                        
                                                                                                                                David said, “Whoever is the first to kill a Jebusite will become chief commander.” Joab son of Zeruiah went up first, so he became the chief.  
                                    
                                        2 Samuel 8:16                                        Joab son of Zeruiah was over the army;
Jehoshaphat son of Ahilud was court historian;
 
                                    
                                                            
                        Jehoshaphat son of Ahilud was court historian;
Jehoshaphat
                                        1 Kings 4:3                                        Elihoreph and Ahijah the sons of Shisha, secretaries;
Jehoshaphat son of Ahilud, court historian;
 
                                    
                                                            
                        Jehoshaphat son of Ahilud, court historian;