Yahweh
Yahweh "I appeared to Abraham, to Isaac, and to Jacob as God Almighty [El-Shaddai], but by My name the Lord [Yahweh - the redemptive name of God] I did not make Myself known to them [in acts and great miracles]. (Exod.6.3 AMP) The knowledge of God we all have, when aggregated still does not sum up to the totality of Who God is. God is so great, so vast we cannot phantom the entity of the person of God. God told Moses that He appeared to Abraham, Isaac and Jacob by the name God Almighty or El-Shaddai as seen in our text. They related with Him thus. But there were many sides or aspects of God that they did not encounter. He say but now, I am appearing or relating with you, Moses, not just as God Almighty or El-Shaddai but as the Lord or Yahweh. That is , the God Who is mighty in great acts and great miracles. God needed to be Yahweh in order to deliver Israel from the slaveryy of Pharaoh. The God that shows up for you is the God that He wants you to encounter or engaged with. ...