eternity, everlasting, old, perpetually, world without end

From adah; properly, a (peremptory) terminus, i.e. (by implication) duration, in the sense of advance or perpetuity (substantially as a noun, either with or without a preposition) -- eternity, ever(- lasting, -more), old, perpetually, + world without end.

see HEBREW adah

אֲבִיעַ֖ד אביעד וָעֶ֑ד וָעֶֽד׃ ועד ועד׃ לָ֝עַ֗ד לָ֫עַ֥ד לָעַ֑ד לָעַ֖ד לָעַ֣ד לָעַ֥ד לָעַֽד׃ לָעַד֙ לעד לעד׃ עֲדֵ֥י עֲדֵי־ עַ֑ד עַ֔ד עַֽד׃ עַד֙ עַד־ עד עד־ עד׃ עדי עדי־ ‘ă·ḏê ‘ă·ḏê- ‘aḏ ‘aḏ- ‘ăḏê ‘ăḏê- ’ă·ḇî·‘aḏ ’ăḇî‘aḏ ad aDei aviAd lā‘aḏ lā·‘aḏ laAd vaEd wā‘eḏ wā·‘eḏInterlinear Greek • Interlinear Hebrew • Strong's Numbers • Englishman's Greek Concordance • Englishman's Hebrew Concordance • Parallel Texts