Romans 2:20

And a teacher of the childish, because in the Law you possess the outline of all Knowledge and Truth.

2 Timothy 1:13

Keep before you, as an example of sound teaching, all that you learnt from me as you listened with that faith and love which come from union with Christ Jesus.

2 Timothy 3:5

and while they retain the outward form of religion, they will not allow it to influence them. Turn your back on such men as these.

Romans 6:17

God be thanked that, though you were once servants of Sin, yet you learned to give hearty obedience to that form of doctrine under which you were placed.

1 Corinthians 3:1

But I, Brothers, could not speak to you as men with spiritual insight, but only as worldly-minded-mere infants in the Faith of Christ.

Titus 1:16

They profess to know God, but by their actions they disown him. They are degraded and self-willed; and, as far as anything good is concerned, they are utterly worthless.

Matthew 11:25

At that same time Jesus uttered the words: "I thank thee, Father, Lord of Heaven and earth, that, though thou has hidden these things from the wise and learned, thou hast revealed them to the child-like!

Hebrews 5:13

For every one who still has to take 'milk' knows nothing of the Teaching of Righteousness; he is a mere infant.

1 Peter 2:2

like newly born infants, crave pure spiritual milk, so that you may be enabled by it to grow till you attain Salvation--

Treasury of Scripture Knowledge

Summary

An instructor of the foolish, a teacher of babes, which hast the form of knowledge and of the truth in the law.

General references

Bible References

A teacher

Matthew 11:25
At that same time Jesus uttered the words: "I thank thee, Father, Lord of Heaven and earth, that, though thou has hidden these things from the wise and learned, thou hast revealed them to the child-like!
1 Corinthians 3:1
But I, Brothers, could not speak to you as men with spiritual insight, but only as worldly-minded-mere infants in the Faith of Christ.
Hebrews 5:13
For every one who still has to take 'milk' knows nothing of the Teaching of Righteousness; he is a mere infant.
1 Peter 2:2
like newly born infants, crave pure spiritual milk, so that you may be enabled by it to grow till you attain Salvation--

The form

Romans 6:17
God be thanked that, though you were once servants of Sin, yet you learned to give hearty obedience to that form of doctrine under which you were placed.
2 Timothy 1:13
Keep before you, as an example of sound teaching, all that you learnt from me as you listened with that faith and love which come from union with Christ Jesus.
2 Timothy 3:5
and while they retain the outward form of religion, they will not allow it to influence them. Turn your back on such men as these.
Titus 1:16
They profess to know God, but by their actions they disown him. They are degraded and self-willed; and, as far as anything good is concerned, they are utterly worthless.

General references

Luke 11:35
Take care, therefore, that the inner Light is not darkness.