וְאֶתְּנָ֥ה בְרִיתִ֖י בֵּינִ֣י וּבֵינֶ֑ךָ וְאַרְבֶּ֥ה אוֹתְךָ֖ בִּמְאֹ֥ד מְאֹֽד׃
And I will make My covenant between Me and thee, and will multiply thee exceedingly.’
Read kabbalistic (mystical) interpretation of Genesis 17:2: and classical mystical sources.