Strong’s Hebrew
H4668 — maphteach
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
מַפְתֵּחַ
maphteach — pronounced maf-tay'-akh
from 6605; an opener, i.e. a key:--key. see H06605
3 occurrences in the KJV.
Judges 3:25
And they tarried till they were ashamed: and, behold, he opened not the doors of the parlour; therefore they took a key, and opened them: and, behold, their lord was fallen down dead on the earth.
1 Chronicles 9:27
And they lodged round about the house of God, because the charge was upon them, and the opening thereof every morning pertained to them.
Isaiah 22:22
And the key of the house of David will I lay upon his shoulder; so he shall open, and none shall shut; and he shall shut, and none shall open.