Matthew 13:35

So was fulfilled what was spoken through the prophet: “I will open My mouth in parables; I will utter things hidden since the foundation of the world.”

Note Psalms 78:2 (see also LXX); SBL, NE, and WH do not include of the world.

BSB · Berean Standard Bible
That it might be fulfilled which was spoken by the prophet, saying, I will open my mouth in parables; I will utter things which have been kept secret from the foundation of the world.
KJV · King James Version
that it might be fulfilled which was spoken through the prophet, saying, “I will open my mouth in parables; I will utter things hidden from the foundation of the world.”
WEB · World English Bible
that it might be fulfilled which was spoken through the prophet, saying, I will open my mouth in parables; I will utter things hidden from the foundation of the world.
ASV · American Standard Version

Related passages

From the Treasury of Scripture Knowledge, grouped by the word they explain.

it
Matthew 13:14; Matthew 21:4, 5
I will open
Psalm 78:2
I will utter
Psalm 49:4; Isaiah 42:9; Amos 3:7; Luke 10:14; Romans 16:25, 26; 1 Corinthians 2:7; Ephesians 3:5, 9; Colossians 1:25, 26; 2 Timothy 1:9, 10; Titus 1:2, 3; Hebrews 1:1; 1 Peter 1:11, 12
from
Matthew 25:34; John 17:24; Acts 15:18; 1 Peter 1:20, 21; Revelation 13:8; Revelation 17:8