1) old age, extreme old age Part of Speech: noun masculine A Related Word by BDB/Strong’s Number: properly, passive participle of H2204 (used only in the plural as a noun) Same Word by TWOT Number: 574e
Brown-Driver-Briggs
זְקֻנִיםnoun plural [masculine]old age — ׳בֶּןזֿGenesis 37:3 i.e. a late-born son; ׳יֶלֶד זGenesis 44:20id.; (ילדה)בֵּן לִזְקֻנָיוGenesis 21:2,7 (all J E).
Genesis 21:2 HEB:לְאַבְרָהָ֛ם בֵּ֖ן לִזְקֻנָ֑יו לַמּוֹעֵ֕ד אֲשֶׁר־ NAS: to Abraham in his old age, at the appointed time KJV: a son in his old age, at the set time INT: to Abraham A son his old the appointed of which
Genesis 21:7 HEB:יָלַ֥דְתִּי בֵ֖ן לִזְקֻנָֽיו׃ NAS: him a son in his old age. KJV: [him] a son in his old age. INT: have borne A son his old
Genesis 37:3 HEB:כִּֽי־ בֶן־ זְקֻנִ֥ים ה֖וּא ל֑וֹ NAS: he was the son of his old age; and he made KJV: because he [was] the son of his old age: and he made INT: because was the son of his old he made
Genesis 44:20 HEB:זָקֵ֔ן וְיֶ֥לֶד זְקֻנִ֖ים קָטָ֑ן וְאָחִ֨יו NAS: child of [his] old age. Now his brother KJV: and a child of his old age, a little one; INT: an old child of old little now his brother