H4668–מַפְתֵּחַ–maph.te.ach

They waited until they were ashamed; and, behold, he didn't open the doors of the upper room: therefore they took the key, and opened [supplied: them], and, behold, their lord was fallen down dead on the earth.

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

They lodged round about the house of God, because the charge [supplied: of it] was on them; and to them pertained the opening of it morning by morning.

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

The key of the house of David will I lay on 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”