וְֽ֭יָדַעְתָּ כִּי־רַ֣ב זַרְעֶ֑ךָ וְ֝צֶאֱצָאֶ֗יךָ כְּעֵ֣שֶׂב הָאָֽרֶץ׃
Thou shalt know also that thy seed shall be great, And thine offspring as the grass of the earth.
Read kabbalistic (mystical) interpretation of Job 5:25: and classical mystical sources.