1 Corinthians 3:2

I have fed you with milk, and not with solid food, for until now ye were not able to bear it, neither yet now are ye able.

John 16:12

I have yet many things to say unto you, but ye cannot bear them now.

1 Peter 2:2

as newborn babes, desire the rational milk of the word, that ye may grow thereby in health;

Hebrews 5:11-14

Of whom we have many things to say and difficult to declare, seeing ye are hard of hearing.

Treasury of Scripture Knowledge

Summary

I have fed you with milk, and not with meat: for hitherto ye were not able to bear it, neither yet now are ye able.

General references

Bible References

Fed

Hebrews 5:12
For you should now be teaching others, if we look at the time, yet you need to be taught again which are the first elements of the oracles of God and are become such as have need of milk, and not of strong food.
1 Peter 2:2
as newborn babes, desire the rational milk of the word, that ye may grow thereby in health;

General references

Mark 7:18
And he said unto them, Are ye so without understanding also? Do ye not understand that anything from outside that enters into the man cannot defile him?