When Abram is ninety-nine years old, the Lord appears to him and reaffirms His promises, giving Abram the new name Abraham to mark his role as the father of many nations. Sarai’s name is also changed to Sarah, and she is told she will bear a son despite her old age. God establishes a lasting sign of His promises through the rite of circumcision for Abraham and his descendants. In what areas of life might God be calling you to a deeper level of trust?