Colossians 3:21

3:21 Fathers, ¹  do not provoke ²  your children, so they will not become disheartened.

Romans 3:14

3:14 “Their mouths are ³  full of cursing and bitterness.” ⁴ 

Ephesians 4:31

4:31 You must put away every kind of bitterness, anger, wrath, quarreling, and evil, slanderous talk.

James 3:14

3:14 But if you have bitter jealousy and selfishness in your hearts, do not boast and tell lies against the truth.

¹ tn Or perhaps “Parents.” The plural οἱ πατέρες (Joi patere", “fathers”) can be used to refer to both the male and female parent (BDAG 786 s.v. πατήρ 1.a).

² tn Or “do not cause your children to become resentful” (L&N 88.168). BDAG 391 s.v. ἐρεθίζω states, “to cause someone to react in a way that suggests acceptance of a challenge, arouse, provoke mostly in bad sense irritate, embitter.”

³ tn Grk “whose mouth is.” Because of the length and complexity of the Greek sentence, a new sentence was started here in the translation.

⁴ sn A quotation from Ps 10:7.