Mark 4:34

But without a parable he did not speak to them; but when alone, he explained all things to his disciples.

John 16:25

These things I have spoken to you in parables; the time is coming when I will no longer speak to you in parables, but will teach you plainly concerning the Father.

Matthew 13:36-43

Then Jesus left the multitudes, and went into the house. And his disciples came to him and said: Explain to us the parable of the tares of the field.

Matthew 15:15-20

But Peter answered and said to him: Explain to us this dark saying.

Mark 4:10

And when he was alone, those who were about him, with the twelve, asked him the meaning of the parable.

Luke 24:27

And beginning from Moses, and all the prophets, he explained to them, in all the Scriptures, the things concerning himself.

Mark 7:17-23

And when he had gone into the house, away from the multitude, his disciples asked him about the dark saying.

Luke 8:9-10

And the disciples asked him, saying: What does this parable mean?

Luke 24:44-46

And he said to them: These are the words that I spoke to you, while I was yet with you, that all things must be fulfilled that are written in the law of Moses, and in the prophets, and in the psalms, concerning me.

Treasury of Scripture Knowledge

Summary

But without a parable spake he not unto them: and when they were alone, he expounded all things to his disciples.

Bible References

When

Mark 4:10
And when he was alone, those who were about him, with the twelve, asked him the meaning of the parable.
Mark 7:17
And when he had gone into the house, away from the multitude, his disciples asked him about the dark saying.
Matthew 13:36
Then Jesus left the multitudes, and went into the house. And his disciples came to him and said: Explain to us the parable of the tares of the field.
Matthew 15:15
But Peter answered and said to him: Explain to us this dark saying.
Luke 8:9
And the disciples asked him, saying: What does this parable mean?
Luke 24:27
And beginning from Moses, and all the prophets, he explained to them, in all the Scriptures, the things concerning himself.

General references

Matthew 13:34
All these things Jesus spoke to the multitudes in parables, and without a parable he did not speak to them;
Matthew 22:1
And Jesus answering, spoke to them again in parables, saying:
Mark 4:10
And when he was alone, those who were about him, with the twelve, asked him the meaning of the parable.
Mark 7:17
And when he had gone into the house, away from the multitude, his disciples asked him about the dark saying.