H4668–מַפְתֵּחַ–maph.te.ach

And they tarried till they were ashamed; and, behold, he opened not the doors of the upper chamber; therefore they took the key, and opened them; and, behold, their lord was fallen down dead on the earth.

הַמַּפְתֵּ֙חַ֙ (מַּפְתֵּ֙חַ֙) maf.Te.ach “key”

And they lodged round about the house of God, because the charge thereof was upon them, and to them pertained the opening thereof morning by morning.

הַמַּפְתֵּ֖חַ (מַּפְתֵּ֖חַ) maf.Te.ach “key”

And the key of the house of David will I lay upon his shoulder; and he shall open, and none shall shut; and he shall shut, and none shall open.

מַפְתֵּ֥חַ maf.Te.ach “[the] key of”