3 Bible Verses about Underestimation

have you forgot the exhortation which is address'd to you, as to children? "my son, despise not thou the chastning of the Lord, nor faint when thou art rebuked of him.

and they were scandaliz'd at him. but Jesus said to them, a prophet is not without honour, except in his own country and in his own family.

but Nathanael said to him, can there any good thing come out of Nazareth? come and see, said Philip.