Correct

六经

/ liùjīng /
Strokes

Definition

Six Classics, namely: Book of Songs 诗经[shī jīng], Book of History 尚书[shàng shū], Book of Rites 仪礼[yí lǐ], the lost Book of Music 乐经[yuè jīng], Book of Changes 易经[yì jīng], Spring and Autumn Annals 春秋[chūn qiū]

Example

As a Noun

six pairs of channels [for the so-called internal energy qi (气)]