Strong's Hebrew #259
ḵə·’e·ḥāḏ

Englishman's Concordance (References)

ḵə·’e·ḥāḏ — 1 Occurrence

2 Chronicles 5:13
HEB: וַיְהִ֣י כְ֠אֶחָד [לַמַּחֲצֹצְרִים כ]
NAS:in unison when the trumpeters
KJV: and singers [were] as one, to make one
INT: become unison blow and the singers