2 Chronicles 23:11

“Then they brought out the king's son, and put upon him the crown, and gave him the testimony--Some think that the original word rendered "testimony," as its derivation warrants, may signify here the regalia, especially the bracelet (Sa2 1:10); and this view they support on the ground that "gave him" being supplemented, the text properly runs thus, "put upon him the crown and testimony." At the same time, it seems equally pertinent to take "the testimony" in the usual acceptation of that term; and, accordingly, many are of opinion that a roll containing a copy of the law (Deu 17:18) was placed in the king's hands, which he held as a scepter or truncheon. Others, referring to a custom of…”

“His sons - And Zechariah among the rest, whom afterwards he ungratefully slew, Ch2 24:21. 2 Chronicles 23:13”

“23:11 When the seven-year-old Joash was anointed and crowned as king, he was given a copy of the law, as the law commanded (see Deut 17:18-20).”

“They brought: Ch2 22:11; Kg2 11:12 put upon: Sa2 1:10; Psa 21:3, Psa 89:39, Psa 132:18; Heb 2:9; Jam 1:12, Jam 2:5; Rev 4:4, Rev 4:10; Rev 5:10, Rev 19:12 the testimony: Exo 25:16, Exo 31:18; Deu 17:18-20; Psa 2:10-12, Psa 78:5; Isa 8:16, Isa 8:20, Isa 49:23 anointed him: Sa1 10:1; Sa2 5:3; Kg1 1:39; Psa 89:20; Act 4:26, Act 4:27 God save the king: Heb. Let the king live, Sa1 10:24; Sa2 16:16; Kg1 1:34; Mat 21:9 2 Chronicles 23:12”

“The coronation of Joash, as in Kg2 11:12. The subject of ויּוציאוּ and ויּתּנוּ is those present, while in ויּוציא and ויּתּן (Kings), Jehoiada as leader of the whole is referred to. In the Chronicle, Jehoiada and his sons, i.e., the high priest with the priests assisting him, are expressly named as subject to ימליכוּ and ויּמשׁצהוּ, where in Kings also the plural is used; while, on the contrary, "the clapping of the hands" as a sign of joyful acclamation (Kings) is omitted, as being unimportant. 2 Chronicles 23:12”