Proverbs 1:1 introduces the proverbs of Solomon, directly matching the note here that Solomon spoke three thousand proverbs.

Ecclesiastes 12:9 describes the Preacher (Solomon) arranging many proverbs, directly echoing the compilation mentioned here.

Song of Solomon 1:1 attributes the song to Solomon, directly connecting to his 1005 songs mentioned here.

Proverbs 10:1 is explicitly titled 'The proverbs of Solomon', matching the 3000 proverbs Solomon spoke.

Proverbs 25:1 notes these are Solomon's proverbs copied by Hezekiah's men, directly linked to Solomon's proverbs here.