Matthew 19:10

His disciples say to Him, If the cause of a man with his wife is thus, it is better not to marry.

1 Corinthians 7:1-2

But concerning those things about which you wrote to me: That it is good for a man not to receive a wife:

1 Corinthians 7:8

But I speak to the unmarried and the widows, that it is good for them that they may remain even as I:

1 Corinthians 7:26-28

But I consider this to be good on account of the present distress, that it is good for a man so to be.

1 Corinthians 7:32-35

I wish you to be free from solicitude. The unmarried man cares for the things of the Lord, in order that he may please the Lord:

1 Corinthians 7:39-40

A wife has been given so long a time as her husband may live; but if her husband may die, she is free to be married to whom she will; only in the Lord.

1 Timothy 4:3

forbidding to marry, commanding to abstain from meats, which God created for reception with thanksgiving to the faithful and to those perfectly knowing the truth.

1 Timothy 5:11-15

But reject the younger widows: for when they may wax wanton against Christ, they wish to marry;

Treasury of Scripture Knowledge

Summary

His disciples say unto him, If the case of the man be so with his wife, it is not good to marry.

Bible References

General references

1 Corinthians 7:1
But concerning those things about which you wrote to me: That it is good for a man not to receive a wife:
1 Timothy 4:3
forbidding to marry, commanding to abstain from meats, which God created for reception with thanksgiving to the faithful and to those perfectly knowing the truth.
1 Timothy 5:11
But reject the younger widows: for when they may wax wanton against Christ, they wish to marry;