Start in the Upper Room, at the Last Supper of Jesus mere hours before he was betrayed by Judas (Luke 22:12; 1 Cor. 11:23).
The Hebrew Bible does not contain a formal creed or systemization of core doctrines, but if it did, it might be Psalm 110.
We have to look for places where grace works through forgetfulness. And remember that God knows each one of us.
12 And had a wall great and high, and had twelve gates, and at the gates twelve angels, and names written thereon, which are the names of the twelve tribes of the children of Israel: 13 On the east ...
4 And for fear of him the keepers did shake, and became as dead men. 5 And the angel answered and said unto the women, Fear not ye: for I know that ye seek Jesus, which was crucified.