This is true of several NT provisions. Baptism in the Holy Ghost. Gifts of the Spirit. We must let faith take hold of us and then take hold of the provisions by faith. This involves persistent prayer.
World shaking events often hinge upon apparently insignificant indicidents.
The capture of an unnamed little Hebrew maid ends in the cleansing of a leprous Naaman. Running into Rahab's house makes the difference between life and death for her and for her guests. As she did what she could she encountered the needed blessing and the blesser. Days of visitation will be no better than days of famine if we do not get up and take possession of God's provision. This is true, but it only becomes a reality when someone dares to take possession of God's provision.