吩咐 (fēn fù): เพื่อบอก

Before going out, Mom instructed me that I must finish my homework before six o'clock.

The boss instructed his secretary to postpone the afternoon meeting to tomorrow morning.

The doctor instructed the patient to take medicine on time, get more rest, and not stay up late.

The coach instructed the players to make sure they warm up properly before the match.

The teacher instructed the class monitor to collect all the homework notebooks and take them to the office.