Psalm 78:1-3

My people, hear my teaching; listen to the words of my mouth. I will open my mouth with a parable; I will utter hidden things, things from of old--things we have heard and known, things our ancestors have told us.

My people, hear my teaching 
Isaiah 51:4  "Listen to me, my people; hear me, my nation: Instruction will go out from me; my justice will become a light to the nations."
Isaiah 55:3  "Give ear and come to me; listen, that you may live. I will make an everlasting covenant with you, my faithful love promised to David."

I will open my mouth with a parable 
Psalm 49:4  I will turn my ear to a proverb; with the harp I will expound my riddle: ...
Proverbs 1:5-6  ... let the wise listen and add to their learning, and let the discerning get guidance--for understanding proverbs and parables, the sayings and riddles of the wise.
Ezekiel 12:22-23  "Son of man, what is the proverb you have in the land of Israel: 'The days go by and every vision comes to nothing'? Say to them, 'This is what the Sovereign LORD says: I am going to put an end to this proverb, and they will no longer quote it in Israel. 'Say to them, 'The days are near when every vision will be fulfilled.' " 
Matthew 13:34-35  Jesus spoke all these things to the crowd in parables; he did not say anything to them without using a parable. So was fulfilled what was spoken through the prophet: "I will open my mouth in parables, I will utter things hidden since the creation of the world." (Psalm 78:2)

things our ancestors have told us 
Judges 6:13  "Pardon me, my lord," Gideon replied, "but if the LORD is with us, why has all this happened to us? Where are all his wonders that our ancestors told us about when they said, 'Did not the LORD bring us up out of Egypt?' But now the LORD has abandoned us and given us into the hand of Midian."
2 Samuel 7:22  "How great you are, Sovereign LORD! There is no one like  you, and there is no God but you, as we have heard with our own ears."
Psalm 44:1  We have heard it with our ears, O God; our ancestors have told us what you did in their days. in days long ago.

(parentheses are mine)

Scriptures taken from the Holy Bible, New International Version® NIV®, Copyright© 1973, 1978, 1984, 2011 by Biblica, Inc.® Used by permission. All rights reserved worldwide. 
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