King James Version (1769 Pure Cambridge Edition) and JPS Tanakh (1917).
Both texts are in the public domain. Some original names have been restored

Ecclesiastes 10

Tanakh 20 verses

1. 1 Dead flies make the ointment of the perfumer fetid and putrid; So doth a little folly outweigh wisdom and honour.
   Cross references (7)

   Matthew 5:13-16 Galatians 2:12-14 Exodus 30:25 Exodus 30:34-35 2 Chronicles 19:2 Nehemiah 6:13 Nehemiah 13:26
2. 2 A wise man’s understanding is at his right hand; But a fool’s understanding at his left.
   Cross references (7)

   Ecclesiastes 10:14 Proverbs 14:8 Ecclesiastes 10:10 Proverbs 17:16 Ecclesiastes 9:10 Luke 12:18-20 Luke 14:28-32
3. 3 Yea also, when a fool walketh by the way, his understanding faileth him, and he saith to every one that he is a fool.
   Cross references (5)

   Proverbs 18:2 Proverbs 13:16 1 Peter 4:4 Ecclesiastes 5:3 Proverbs 18:6
4. 4 If the spirit of the ruler rise up against thee, Leave not thy place; For gentleness allayeth great offences.
   Cross references (3)

   Ecclesiastes 8:3 Proverbs 25:15 1 Samuel 25:24-44
5. 5 There is an evil which I have seen under the sun, Like an error which proceedeth from a ruler:
   Cross references (6)

   Ecclesiastes 5:13 Ecclesiastes 9:3 Ecclesiastes 4:7 Ecclesiastes 4:1 Ecclesiastes 6:1 Ecclesiastes 3:16
6. 6 Folly is set on great heights, And the rich sit in low place.
   Cross references (8)

   Proverbs 28:12 Esther 3:1 Proverbs 29:2 Psalm 12:8 James 2:3-5 1 Kings 12:13-14 Judges 9:14-20 Proverbs 28:28
7. 7 I have seen servants upon horses, And princes walking as servants upon the earth.
   Cross references (3)

   Proverbs 19:10 Proverbs 30:22 Esther 6:8
8. 8 He that diggeth a pit shall fall into it; And whoso breaketh through a fence, a serpent shall bite him.
   Cross references (10)

   Proverbs 26:27 Amos 5:19 2 Samuel 18:15 Esther 7:10 Judges 9:53-57 2 Samuel 17:23 Judges 9:5 Amos 9:3 Psalm 7:15-16 Psalm 9:15-16
9. 9 Whoso quarrieth stones shall be hurt therewith; And he that cleaveth wood is endangered thereby.
10. 10 If the iron be blunt, And one do not whet the edge, Then must he put to more strength; But wisdom is profitable to direct.
    Cross references (15)

    Exodus 18:19-23 Ecclesiastes 10:15 James 1:5 Ephesians 5:15-17 Genesis 41:33-39 Ecclesiastes 9:15-17 Acts 6:1-9 1 Corinthians 14:20 Colossians 4:5 1 Kings 3:9 2 Chronicles 23:4-11 Romans 16:19 Acts 15:2-21 1 Chronicles 12:32 Matthew 10:16
11. 11 If the serpent bite before it is charmed, Then the charmer hath no advantage.
    Cross references (6)

    Jeremiah 8:17 Psalm 58:4-5 Psalm 64:3 Proverbs 18:21 James 3:6 Psalm 52:2
12. 12 The words of a wise man’s mouth are gracious; But the lips of a fool will swallow up himself.
    Cross references (31)

    Luke 4:22 Proverbs 15:2 Ephesians 4:29 Colossians 4:6 Proverbs 31:26 Psalm 140:9 Proverbs 10:20-21 Proverbs 26:9 Proverbs 22:17-18 Proverbs 12:18 Proverbs 16:21-24 Matthew 12:35 Psalm 64:8 Proverbs 19:5 Job 16:5 2 Samuel 1:16 Proverbs 10:31-32 Proverbs 18:6-8 Proverbs 12:13-14 Proverbs 15:23 Psalm 40:9-10 Psalm 37:30 Proverbs 10:10 Proverbs 10:8 1 Kings 20:40-42 Job 4:3-4 Luke 19:22 Psalm 71:15-18 Proverbs 10:13-14 Proverbs 25:11-12 Proverbs 22:11
13. 13 The beginning of the words of his mouth is foolishness; And the end of his talk is grievous madness.
    Cross references (20)

    Judges 14:15 2 Kings 6:27 2 Kings 6:31 John 12:10 Luke 6:11 Acts 19:24-28 1 Samuel 22:7-8 Acts 5:28-33 Matthew 2:7-8 Luke 6:2 1 Samuel 25:10-11 Proverbs 29:9 2 Samuel 19:41 1 Samuel 20:26-33 Luke 11:53-54 Acts 6:9-11 Matthew 2:16 Acts 7:54-59 Luke 11:38 1 Samuel 22:16-18
14. 14 A fool also multiplieth words; Yet man knoweth not what shall be; And that which shall be after him, Who can tell him?
    Cross references (9)

    Proverbs 15:2 Ecclesiastes 6:12 Ecclesiastes 5:3 Ecclesiastes 3:22 Ecclesiastes 8:7 Job 34:37 Proverbs 10:19 James 4:13-14 Job 35:16
15. 15 The labour of fools wearieth every one of them, For he knoweth not how to go to the city.
    Cross references (12)

    Isaiah 44:12-17 Psalm 107:4 Isaiah 55:2 Isaiah 47:12-13 Isaiah 35:8-10 Matthew 11:28-30 Ecclesiastes 10:10 Ecclesiastes 10:3 Isaiah 57:1 Jeremiah 50:4-5 Habakkuk 2:6 Psalm 107:7
16. 16 Woe to thee, O land, when thy king is a boy, And thy princes feast in the morning!
    Cross references (13)

    Isaiah 3:12 Isaiah 3:4-5 2 Chronicles 13:7 Isaiah 5:11-12 2 Chronicles 36:5 2 Chronicles 36:9 Isaiah 28:7-8 2 Chronicles 36:2 Proverbs 20:1-2 Hosea 7:5-7 2 Chronicles 36:11 Jeremiah 21:12 2 Chronicles 33:1-20
17. 17 Happy art thou, O land, when thy king is a free man, And thy princes eat in due season, In strength, and not in drunkenness!
    Cross references (6)

    Proverbs 31:4-5 Jeremiah 30:21 Proverbs 28:2-3 Isaiah 5:11 Deuteronomy 14:26 Ecclesiastes 10:6-7
18. 18 By slothfulness the rafters sink in; And through idleness of the hands the house leaketh.
    Cross references (8)

    Proverbs 14:1 Proverbs 20:4 Proverbs 23:21 Proverbs 24:30-34 2 Peter 1:5-10 Proverbs 21:25 Proverbs 12:24 Hebrews 6:11
19. 19 A feast is made for laughter, And wine maketh glad the life; And money answereth all things.
    Cross references (30)

    Psalm 104:15 Luke 12:19 Ecclesiastes 7:2-6 Ecclesiastes 9:7 1 Chronicles 29:2-9 1 Chronicles 21:24 Genesis 43:34 Isaiah 24:11 Nehemiah 5:8 Matthew 19:21 Psalm 112:9 Matthew 17:27 Ephesians 5:18-19 1 Samuel 25:36 Ezra 1:6 Ecclesiastes 2:1-2 Isaiah 23:18 Acts 2:45 Acts 11:29 Ecclesiastes 7:11-12 Ezra 7:15-18 1 Timothy 6:17-19 Judges 9:13 2 Chronicles 24:11-14 1 Peter 4:3 Daniel 5:1-12 2 Samuel 13:28 Luke 8:3 Philippians 4:15-19 Luke 16:9
20. 20 Curse not the king, no, not in thy thought, And curse not the rich in thy bedchamber; For a bird of the air shall carry the voice, And that which hath wings shall tell the matter.
    Cross references (8)

    Exodus 22:28 Acts 23:5 Ecclesiastes 7:21-22 2 Kings 6:12 Luke 19:40 Isaiah 8:21 Luke 10:40 Luke 12:2-3