Caitanya-caritāmṛta 20.390
eka-dui-tina-cāri prahare asta haya cāri-prahara rātri gele punaḥ sūryodaya
[eka-dui-tina-chaari prahare asta haya chaari-prahara raatri gele punah sooryodaya]
Blended reading (Sanskrit + English inline)
eka-dui-tina-cāri prahare asta haya cāri-prahara rātri gele punaḥ sūryodaya
“The day and the night are divided into eight praharas — four belonging to the day and four belonging to the night. After eight praharas, the sun rises again.
My note
Source: vedabase.io