Psalm 49:4
I will incline mine ear to a parable: I will open my dark saying upon the harp.
Cross-reference
In Psalm 78:2, Asaph opens his mouth in parables and dark sayings — nearly identical to the psalmist's proverb and riddle.
In Proverbs 1:6, the purpose is to understand proverbs and riddles — directly matching the psalmist's intent.
Judges 14:12 has Samson posing a riddle — the same word 'riddle' used here. Both involve presenting a riddle to be solved.
In Matthew 13:11-15, Jesus explains parables conceal truth from the unreceptive — parallels the riddle's hidden wisdom.
Numbers 12:8 contrasts God speaking clearly, not in riddles, with the psalmist's use of riddles. Direct opposition on divine communication.
In Numbers 23:7, Balaam takes up his 'discourse' (mashal) — same Hebrew word for proverb/riddle used here.
In Ezekiel 20:49, the prophet is accused of making parables (mashal) — same term as the psalmist's proverb.
1 Kings 10:1 tells of the Queen of Sheba testing Solomon with hard questions — akin to solving a riddle, as the psalmist does.
In Daniel 8:23, a future king understands riddles — same concept as solving riddles, but in an apocalyptic context.