Parallel Strong's Berean Study BibleAaron was 123 years old when he died on Mount Hor. Young's Literal Translation and Aaron [is] a son of a hundred and twenty and three years in his dying in mount Hor. King James Bible And Aaron [was] an hundred and twenty and three years old when he died in mount Hor. Hebrew Aaronוְאַהֲרֹ֔ן (wə·’a·hă·rōn) Conjunctive waw | Noun - proper - masculine singular Strong's 175: Aaron -- an elder brother of Moses was 123 שָׁלֹ֧שׁ (šā·lōš) Number - feminine singular Strong's 7969: Three, third, thrice years old בֶּן־ (ben-) Noun - masculine singular construct Strong's 1121: A son when he died בְּמֹת֖וֹ (bə·mō·ṯōw) Preposition-b | Verb - Qal - Infinitive construct | third person masculine singular Strong's 4194: Death, the dead, their place, state, pestilence, ruin on Mount הָהָֽר׃ (hā·hār) Article | Noun - masculine singular Strong's 2022: Mountain, hill, hill country Hor. בְּהֹ֥ר (bə·hōr) Preposition-b | Noun - proper - feminine singular Strong's 2023: Hor -- two mountains in Palestine |