Matthew 19:12

For there are eunuchs who were born that way from their mother's womb, and there are eunuchs who were made eunuchs by men, and there are eunuchs who have made themselves eunuchs for the sake of the kingdom of heaven. He who is able to accept it, let him accept it."

1 Corinthians 7:32-38

But I want you to be free from concern. One who is unmarried is concerned about the affairs of the Lord, how he may please the Lord;

1 Corinthians 9:5

Do we not have a right to take along a believing wife, even as the other apostles and the brothers of the Lord and Cephas?

1 Corinthians 9:15

But I have not used any of these rights. And I am not writing this in the hope that you will do such things for me. I would rather die than have anyone deprive me of my ground for boasting.

Treasury of Scripture Knowledge

Summary

For there are some eunuchs, which were so born from their mother's womb: and there are some eunuchs, which were made eunuchs of men: and there be eunuchs, which have made themselves eunuchs for the kingdom of heaven's sake. He that is able to receive it, let him receive it.

Bible References

Which have

1 Corinthians 7:32
But I want you to be free from concern. One who is unmarried is concerned about the affairs of the Lord, how he may please the Lord;
1 Corinthians 9:5
Do we not have a right to take along a believing wife, even as the other apostles and the brothers of the Lord and Cephas?