# From the fruit of his mouth one's stomach is filled; with the harvest of his lips he is satisfied

"A person is satisfied by the results of the good things that he says"

# the fruit of his mouth

"his wise speech" or "his good words"

# one's stomach is filled

"a person is satisfied"

# the harvest of his lips

"his wise speech" or "his good words"

# he is satisfied

"he is pleased"