1 Corinthians 3:2

King James 3 - The Literal Traslation

I gave you milk to drink, and not solid food, for you were not then able, for neither are you yet able now.

Cross References

John 16:12

I have yet many things to tell you, but you are not able to bear them now.

1 Peter 2:2

as newborn babes desire the pure soulnourishing milk, that you may grow by it;