Cross reference
Proverbs 25:19
19 Confidence in someone unfaithful in time of trouble Is like a bad tooth, or a lame foot.
2 Chronicles 28:20-21
20 Tilgath Pilneser king of Assyria came to him, and distressed him, but didn't strengthen him.
21 For Ahaz took away a portion out of the house of Yahweh, and out of the house of the king and of the princes, and gave it to the king of Assyria: but it didn't help him.
Job 6:14-20
14 "To him who is ready to faint, kindness should be shown from his friend; Even to him who forsakes the fear of the Almighty.
15 My brothers have dealt deceitfully as a brook, As the channel of brooks that pass away;
16 Which are black by reason of the ice, in which the snow hides itself:
17 In the dry season, they vanish. When it is hot, they are consumed out of their place.
18 The caravans that travel beside them turn aside; They go up into the waste, and perish.
19 The caravans of Tema looked, The companies of Sheba waited for them.
20 They were distressed because they were confident; They came there, and were confounded.
Isaiah 30:1-3
1 Woe to the rebellious children, says Yahweh, who take counsel, but not of me; and who make a league, but not of my Spirit, that they may add sin to sin,
2 that set out to go down into Egypt, and have not asked at my mouth; to strengthen themselves in the strength of Pharaoh, and to take refuge in the shadow of Egypt!
3 Therefore shall the strength of Pharaoh be your shame, and the refuge in the shadow of Egypt your confusion.
Isaiah 36:6
6 Behold, you trust on the staff of this bruised reed, even on Egypt, whereon if a man lean, it will go into his hand, and pierce it: so is Pharaoh king of Egypt to all who trust on him.
Ezekiel 29:6-7
6 All the inhabitants of Egypt shall know that I am Yahweh, because they have been a staff of reed to the house of Israel.
7 When they took hold of you by your hand, you did break, and did tear all their shoulders; and when they leaned on you, you broke, and mad all their loins to be at a stand.
2 Timothy 4:16
16 At my first defense, no one came to help me, but all left me. May it not be held against them.