הֵיכָל (hêkāl) is
a Hebrew noun
meaning palace. It appears
80 times
in 23 books of the Hebrew Bible
(Strong's H1964).
Also rendered
temple
Same Hebrew root (TWOT 493)
Range of meaning (TWOT 493)palace, temple; house of God
Full entry: Brown-Driver-Briggs and Strong's
הֵיכָלnoun, masculine: palace, temple
1.rather seld. (royal) palace
2.of palace of God considered as king, = house of God or of Jehovah, temple
Strong's H1964הֵיכָל: a large public building, such as a palace or temple KJV:palace, temple.
Meanings: Brown-Driver-Briggs (1906) and Strong's Hebrew Dictionary (1890), public domain, via the Open Scriptures Hebrew Bible Project (CC BY 4.0). TWOT numbers for reference only.