Isaiah 28:9-10, Whom shall he teach knowledge? and to whom shall he make to understand doctrine? Them that are weaned from the breast, and drawn from the breasts, For precept is upon precept, precept upon precept, line upon line, line upon line, here a little, and there a little.
A new born babe in Christ has to grow into maturity, the same way that a newborn natural baby does. The newborn babes in Christ experience a deliverance (salvation), not eternal, but here in this world, when they come unto a knowledge of God's righteousness,