Verses with the word err in the New Testament (6 verses):
Jesus answered and said unto them, Ye do err, not knowing the scriptures, nor the power of God.
And Jesus answering said unto them, Do ye not therefore err, because ye know not the scriptures, neither the power of God?
He is not the God of the dead, but the God of the living: ye therefore do greatly err.
Wherefore I was grieved with that generation, and said, They do alway err in their heart; and they have not known my ways.
Do not err, my beloved brethren.
Brethren, if any of you do err from the truth, and one convert him;