expression, suru verb (special)
stay up all night; do something all night
Used for staying awake through the night, often to work, study, or talk. The focus is on remaining active until morning.
試験前日、友達と夜を徹して勉強した。
The day before the exam, I studied all night with my friends.
彼らは夜を徹し
They talked through the night.