Proverbs 12:25

12:25 Anxiety in a person’s heart weighs him down,

but an encouraging word brings him joy.

Proverbs 15:23

15:23 A person has joy in giving an appropriate answer,

and a word at the right time – how good it is!

Proverbs 30:5

30:5 Every word of God is purified;

he is like a shield for those who take refuge in him.