Strong's Hebrew English Morphology 1a) (Qal) 1a1) to gather, collect 1a2) to gather (an individual into company of others) 1a3) to bring up the rear 1a4) to gather and take away, remove, withdraw 1b) (Niphal) 1b1) to assemble, be gathered 1b2) (pass of Qal 1a2) 1b2a) to be gathered to one's fathers 1b2b) to be brought in or into (association with others) 1b3) (pass of Qal 1a4) 1b3a) to be taken away, removed, perish 1c) (Piel) 1c1) to gather (harvest) 1c2) to take in, receive into 1c3) rearguard, rearward (subst) 1d) (Pual) to be gathered 1e) (Hithpael) to gather oneself or themselves">622 [e] וַיַּֽאַסְפ֤וּ way-ya-’as-p̄ū And they gathered Conj-w | V-Qal-ConsecImperf-3mp 853 [e] אֶת־ ’eṯ- - DirObjM 1a) brother of same parents 1b) half-brother (same father) 1c) relative, kinship, same tribe 1d) each to the other (reciprocal relationship) 1e) (fig.) of resemblance">251 [e] אֲחֵיהֶם֙ ’ă-ḥê-hem their brothers N-mpc | 3mp 1a) (Qal) 1a1) to be set apart, be consecrated 1a2) to be hallowed 1a3) consecrated, tabooed 1b) (Niphal) 1b1) to show oneself sacred or majestic 1b2) to be honoured, be treated as sacred 1b3) to be holy 1c) (Piel) 1c1) to set apart as sacred, consecrate, dedicate 1c2) to observe as holy, keep sacred 1c3) to honour as sacred, hallow 1c4) to consecrate 1d) (Pual) 1d1) to be consecrated 1d2) consecrated, dedicated 1e) (Hiphil) 1e1) to set apart, devote, consecrate 1e2) to regard or treat as sacred or hallow 1e3) to consecrate 1f) (Hithpael) 1f1) to keep oneself apart or separate 1f2) to cause Himself to be hallowed (of God) 1f3) to be observed as holy 1f4) to consecrate oneself">6942 [e] וַיִּֽתְקַדְּשׁ֔וּ way-yiṯ-qad-də-šū, and sanctified themselves Conj-w | V-Hitpael-ConsecImperf-3mp 1a) (Qal) 1a1) to enter, come in 1a2) to come 1a2a) to come with 1a2b) to come upon, fall or light upon, attack (enemy) 1a2c) to come to pass 1a3) to attain to 1a4) to be enumerated 1a5) to go 1b) (Hiphil) 1b1) to lead in 1b2) to carry in 1b3) to bring in, cause to come in, gather, cause to come, bring near, bring against, bring upon 1b4) to bring to pass 1c) (Hophal) 1c1) to be brought, brought in 1c2) to be introduced, be put">935 [e] וַיָּבֹ֥אוּ way-yā-ḇō-’ū and went Conj-w | V-Qal-ConsecImperf-3mp 1a) commandment (of man) 1b) the commandment (of God) 1c) commandment (of code of wisdom)">4687 [e] כְמִצְוַת־ ḵə-miṣ-waṯ- according to the commandment Prep-k | N-fsc 4428 [e] הַמֶּ֖לֶךְ ham-me-leḵ of the king Art | N-ms 1a) speech 1b) saying, utterance 1c) word, words 1d) business, occupation, acts, matter, case, something, manner (by extension)">1697 [e] בְּדִבְרֵ֣י bə-ḏiḇ-rê at the words Prep-b | N-mpc 1) the proper name of the one true God 1a) unpronounced except with the vowel pointings of H0136">3068 [e] יְהוָ֑ה Yah-weh; of Yahweh N-proper-ms 1a) (Qal) 1a1) to be clean (physically-of disease) 1a2) to be clean ceremonially 1a3) to purify, be clean morally, made clean 1b) (Piel) 1b1) to cleanse, purify 1b1a) physically 1b1b) ceremonially 1b1c) morally 1b2) to pronounce clean 1b3) to perform the ceremony of cleansing 1c) (Pual) to be cleansed, be pronounced clean 1d) (Hithpael) 1d1) to purify oneself 1d1a) ceremonially 1d1b) morally 1d2) to present oneself for purification">2891 [e] לְטַהֵ֖ר lə-ṭa-hêr to cleanse Prep-l | V-Piel-Inf 1) house 1a) house, dwelling habitation 1b) shelter or abode of animals 1c) human bodies (fig.) 1d) of Sheol 1e) of abode of light and darkness 1f) of land of Ephraim 2) place 3) receptacle 4) home, house as containing a family 5) household, family 5a) those belonging to the same household 5b) family of descendants, descendants as organized body 6) household affairs 7) inwards (metaph.) 8) (TWOT) temple adv 9) on the inside prep 10) within">1004 [e] בֵּ֥ית bêṯ the house N-msc 1) the proper name of the one true God 1a) unpronounced except with the vowel pointings of H0136">3068 [e] יְהוָֽה׃ Yah-weh. of Yahweh N-proper-ms

New American Standard Bible
They assembled their brothers, consecrated themselves, and went in to cleanse the house of the LORD, according to the commandment of the king by the words of the LORD.

King James Bible
And they gathered their brethren, and sanctified themselves, and came, according to the commandment of the king, by the words of the LORD, to cleanse the house of the LORD.

Holman Christian Standard Bible
They gathered their brothers together, consecrated themselves, and went according to the king's command by the words of the LORD to cleanse the LORD's temple.

sanctified themselves

2 Chronicles 29:5 And said to them, Hear me, you Levites, sanctify now yourselves, …

by the words of the Lord. or, in the business of the Lord.

2 Chronicles 30:12 Also in Judah the hand of God was to give them one heart to do the …

to cleanse

1 Chronicles 23:28 Because their office was to wait on the sons of Aaron for the service …

2 Chronicles 29:15 • 2 Chronicles 29:15 NIV • 2 Chronicles 29:15 NLT • 2 Chronicles 29:15 ESV • 2 Chronicles 29:15 NASB • 2 Chronicles 29:15 KJV • 2 Chronicles 29:15 Bible Apps • 2 Chronicles 29:15 Biblia Paralela • 2 Chronicles 29:15 Chinese Bible • 2 Chronicles 29:15 French Bible • 2 Chronicles 29:15 German Bible • Bible Hub