8 Bible Verses about Underestimation

“Then you said to me, ‘We have sinned against the Lord; we will indeed go up and fight, just as the Lord our God commanded us.’ And every man of you girded on his weapons of war, and regarded it as easy to go up into the hill country.

They returned to Joshua and said to him, “Do not let all the people go up; only about two or three thousand men need go up to Ai; do not make all the people toil up there, for they are few.”

“Now therefore, our God, the great, the mighty, and the awesome God, who keeps covenant and lovingkindness,
Do not let all the hardship seem insignificant before You,
Which has come upon us, our kings, our princes, our priests, our prophets, our fathers and on all Your people,
From the days of the kings of Assyria to this day.

“For the waywardness of the naive will kill them,
And the complacency of fools will destroy them.

and you have forgotten the exhortation which is addressed to you as sons,
“My son, do not regard lightly the discipline of the Lord,
Nor faint when you are reproved by Him;

And they took offense at Him. But Jesus said to them, “A prophet is not without honor except in his hometown and in his own household.”

Nathanael said to him, “Can any good thing come out of Nazareth?” Philip *said to him, “Come and see.”

“Then you said to me, ‘We have sinned against the Lord; we will indeed go up and fight, just as the Lord our God commanded us.’ And every man of you girded on his weapons of war, and regarded it as easy to go up into the hill country. And the Lord said to me, ‘Say to them, “Do not go up nor fight, for I am not among you; otherwise you will be defeated before your enemies.”’ So I spoke to you, but you would not listen. Instead you rebelled against the command of the Lord, and acted presumptuously and went up into the hill country.read more.
The Amorites who lived in that hill country came out against you and chased you as bees do, and crushed you from Seir to Hormah.