1 Kings 20:11

The king of Israel answered and said, "Tell [him], 'Let not him who girds on his armor boast as one who takes off his armor.'"

Proverbs 27:1

Do not boast {about tomorrow}, for you do not know what the day will bring.

1 Samuel 14:6

So Jonathan said to {his armor bearer}, "Come, let us go over to the garrisons of these uncircumcised; perhaps Yahweh will act for us, for there is no hindrance for Yahweh to save by many or by few."

1 Samuel 14:12-13

Then the men of the garrison answered Jonathan and {his armor bearer}, "Come up to us and we will show you something!" Then Jonathan said to {his armor bearer}, "Come up after me, for Yahweh has given them into the hand of Israel!"

1 Samuel 17:44-47

The Philistine said to David, "Come to me so that I can give your flesh to the birds of heaven and to the wild animals of the field!"

Ecclesiastes 9:11

I looked again and saw under the sun that the race [does] not [belong] to the swift, the battle [does] not [belong] to the mighty, food [does] not [belong] to the wise, wealth [does] not [belong] to the intelligent, and success [does] not [belong] to the skillful, for time and chance befalls all of them.

Isaiah 10:15-16

Does the ax boast against the one who cuts with it, or the saw magnify itself against [the] one who moves it to and fro? {As if a rod should move the one who lifts it}! {As if a staff should lift up that which is not wood}!

Matthew 26:33-35

But Peter answered [and] said to him, "If they all fall away because of you, I will never fall away!"

Matthew 26:75

And Peter remembered the statement Jesus had said, "Before the rooster crows, you will deny me three times," and he went outside [and] wept bitterly.

Treasury of Scripture Knowledge

Summary

And the king of Israel answered and said, Tell him, Let not him that girdeth on his harness boast himself as he that putteth it off.

General references

Bible References

Let not him, etc

Proverbs 27:1
Do not boast {about tomorrow}, for you do not know what the day will bring.
Ecclesiastes 9:11
I looked again and saw under the sun that the race [does] not [belong] to the swift, the battle [does] not [belong] to the mighty, food [does] not [belong] to the wise, wealth [does] not [belong] to the intelligent, and success [does] not [belong] to the skillful, for time and chance befalls all of them.
Isaiah 10:15
Does the ax boast against the one who cuts with it, or the saw magnify itself against [the] one who moves it to and fro? {As if a rod should move the one who lifts it}! {As if a staff should lift up that which is not wood}!
Matthew 26:33
But Peter answered [and] said to him, "If they all fall away because of you, I will never fall away!"

General references

Judges 8:6
The officials of Succoth said, "Is the hand of Zebah and Zalmunna in your hand now, that we should give bread to your army?"
Job 41:8
Lay your hands on it; think about [the] battle--you will not do [it] again!
Luke 14:31
Or what king, going out to engage another king in battle, does not sit down first [and] deliberate whether he is able with ten thousand to oppose the one coming against him with twenty thousand.