Who concerning the truth have erred - They had the truth, but erred or wandered from it, saying the resurrection was already past, and thus denying the resurrection of the body, and, by consequence, future rewards and punishments; and this necessarily sapped the foundation of all religion: and thus the gangrene had, in reference to their unhappy votaries, a rapid and unchecked operation.

concerning.

Matthew 22:29 Jesus answered and said to them, You do err, not knowing the scriptures, nor the power of God.

1 Timothy 1:19 Holding faith, and a good conscience; which some having put away concerning faith have made shipwreck:

1 Timothy 6:10,21 For the love of money is the root of all evil: which while some coveted after, they have erred from the faith...

Hebrews 3:10 Why I was grieved with that generation, and said, They do always err in their heart; and they have not known my ways.

James 5:19 Brothers, if any of you do err from the truth, and one convert him;

that.

1 Corinthians 15:12 Now if Christ be preached that he rose from the dead, how say some among you that there is no resurrection of the dead?

Colossians 3:1 If you then be risen with Christ, seek those things which are above, where Christ sits on the right hand of God.

overthrow.

2 Timothy 2:14 Of these things put them in remembrance, charging them before the Lord that they strive not about words to no profit...

Matthew 15:13 But he answered and said, Every plant, which my heavenly Father has not planted, shall be rooted up.

Luke 8:13 They on the rock are they, which, when they hear, receive the word with joy; and these have no root, which for a while believe...

Luke 22:31,32 And the Lord said, Simon, Simon, behold, Satan has desired to have you, that he may sift you as wheat...

Acts 5:39 But if it be of God, you cannot overthrow it; lest haply you be found even to fight against God.

1 Corinthians 11:19 For there must be also heresies among you, that they which are approved may be made manifest among you.

1 John 2:19 They went out from us, but they were not of us; for if they had been of us, they would no doubt have continued with us...

"Most Gladly Therefore Will I Rather Glory in My Infirmities, that the Power of Christ May Rest Upon Me. " -- 2 Cor. 12:9.
"It is a faithful saying: For if we be dead with Him, we shall also live with Him: if we suffer, we shall also reign with Him." -- 2 Tim 2:11,12. "Most gladly therefore will I rather glory in my infirmities, that the power of Christ may rest upon me." -- 2 Cor. 12:9. Compassed about with songs, my soul was still -- But not for lack of light its bliss to see; Thy heart, my Father, could the temple fill, And its deep silence was a song to Thee. My mind reposed in its captivity, By the clear evidence …
Miss A. L. Waring—Hymns and Meditations

Concerning the Sacrament of Baptism
Blessed be the God and Father of our Lord Jesus Christ, who according to the riches of His mercy has at least preserved this one sacrament in His Church uninjured and uncontaminated by the devices of men, and has made it free to all nations and to men of every class. He has not suffered it to be overwhelmed with the foul and impious monstrosities of avarice and superstition; doubtless having this purpose, that He would have little children, incapable of avarice and superstition, to be initiated into …
Martin Luther—First Principles of the Reformation

That, Namely, Befalleth them which in Undisciplined Younger Widows...
26. That, namely, befalleth them which in undisciplined younger widows, the same Apostle saith must be avoided: "And withal they learn to be idle; and not only idle, but also busy bodies and full of words, speaking what they ought not." [2562] This very thing said he concerning evil women, which we also in evil men do mourn and bewail, who against him, the very man in whose Epistles we read these things, do, being idle and full of words, speak what they ought not. And if there be any among them who …
St. Augustine—Of the Work of Monks.