See in Reader
521 B
521 B
distressed
suffering
all the people were bitter in spirit
The word "bitter" is a metaphor for the desire to rebel. The word "spirit" is a synecdoche for the person. Alternate translation: "all the people were ready to rebel against David" or "all the people were very unhappy" (See: rc://en/ta/man/translate/figs-synecdoche)
David strengthened himself in Yahweh, his God
Possible meanings are 1) "David took courage because he knew Yahweh his God would help him" or 2) "Yahweh his God made David strong."