New Testament
Matthew 12:34
The Clear Bible Translation matches the King James Version, written at a 10th-grade reading level in plain English
At a Glance
In this verse, Jesus addresses a group of people he calls a "brood of vipers," indicating their deceitful and harmful nature.
- Author
- Matthew the apostle
- Written
- Around AD 60-70
- Genre
- Gospel
- Original Audience
- Jewish Christians
You brood of vipers! How can you, being evil, say good things? For the mouth speaks from the abundance of the heart.
O generation of vipers, how can ye, being evil, speak good things? for out of the abundance of the heart the mouth speaketh.
Verse Analysis
Plain-English insight for readers
In this verse, Jesus addresses a group of people he calls a "brood of vipers," indicating their deceitful and harmful nature. He questions how they, being inherently evil, can produce good words or actions. The key point is that what a person truly believes and feels in their heart will eventually come out in their speech and behavior. This highlights the connection between our inner thoughts and our outward expressions. If someone has a heart filled with negativity or malice, their words will reflect that. Conversely, a heart filled with goodness will produce positive speech. This verse serves as a reminder that our true character is revealed through our words, and we should strive to cultivate a heart that speaks life and truth. Explore related authenticity.
Related Bible verses
How to apply Matthew 12:34 to your life
To apply this teaching, we should examine our own hearts and motivations. Are we speaking words that uplift and encourage, or do we often express negativity? By nurturing a heart filled with kindness and truth, we can ensure that our words reflect goodness and positively impact those around us.
Curated for this public verse page. Matthew Summary
Frequently Asked Questions
Quick, clear answers about this verse
What does Jesus mean by 'brood of vipers'?
When Jesus refers to the 'brood of vipers,' He is calling out a group of people, likely religious leaders, for their deceitful and harmful behavior. This phrase suggests that they are not only dangerous but also hypocritical, as they appear righteous while harboring evil intentions. It emphasizes the idea that outward appearances can be misleading, and true character is revealed through actions and words.
How does this verse relate to the concept of inner character?
This verse highlights the connection between inner character and outward expression. Jesus teaches that what is in a person's heart will inevitably come out in their speech and actions. If someone has a heart filled with negativity or malice, their words will reflect that. Conversely, a heart filled with goodness will produce positive speech. This underscores the importance of cultivating a good heart to ensure our words and actions align with our true character.
What practical steps can I take to cultivate a good heart?
To cultivate a good heart, start by being mindful of your thoughts and feelings. Engage in practices that promote positivity, such as gratitude journaling, surrounding yourself with uplifting people, and consuming positive media. Additionally, spend time in reflection or prayer, asking for guidance to align your heart with goodness. Regularly evaluate your speech and actions, striving to speak words that encourage and uplift others.
Why is it important to speak good things?
Speaking good things is important because our words have the power to influence others and shape our environment. Positive speech can uplift, encourage, and inspire those around us, fostering a supportive community. Moreover, speaking good things reflects a heart that is aligned with truth and goodness, which can lead to more authentic relationships and a more fulfilling life. It also serves as a testament to our inner character and values.

The Book of Matthew
Matthew 1: The Generation and Birth of Jesus Christ
The book begins with the generation of Jesus Christ, the son of David, the son of Abraham. It records the generations from Abraham to David, from David until the carrying away into Babylon, and from the carrying away into Babylon unto Christ, each being fourteen generations. The genealogy concludes with Jacob begetting Joseph, the husband of Mary, of whom was born Jesus, who is called Christ.
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