1 Corinthians 3:2
I gave you milk and not meat, because you were, then, unable to take it, and even now you are not able;
John 16:12
I have still much to say to you, but you are not strong enough for it now.
1 Peter 2:2
Be full of desire for the true milk of the word, as babies at their mothers' breasts, so that you may go on to salvation;
Hebrews 5:11-14
Of whom we have much to say which it is hard to make clear, because you are slow 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
And though by this time it would be right for you to be teachers, you still have need of someone to give you teaching about the first simple rules of God's revelation; you have become like babies who have need of milk, and not of solid food.
1 Peter 2:2
Be full of desire for the true milk of the word, as babies at their mothers' breasts, so that you may go on to salvation;
General references
Mark 7:18
And he said to them, Have even you so little wisdom? Do you not see that whatever goes into a man from outside is not able to make him unclean,