A proverb meaning that getting up early brings some benefit — making good use of time or effort yields rewards (equivalent to 'the early bird gets the worm').
休日でも早起きは三文の徳。朝の時間を有効に使える。
Even on days off, getting up early pays off — you can make good use of the morning.
試験勉強は朝にする方が効率がいい。早起きは三文の徳だね。
Studying for exams is more efficient in the morning. The early bird gets the worm, huh.