Matthew 5:37

5:37 Let your word be ‘Yes, yes’ or ‘No, no.’ More than this is from the evil one.

Matthew 12:36

12:36 I tell you that on the day of judgment, people will give an account for every worthless word they speak.

Matthew 13:20

13:20 The seed sown on rocky ground is the person who hears the word and immediately receives it with joy.

Matthew 15:6

15:6 he does not need to honor his father.’ You have nullified the word of God on account of your tradition.