《仪礼·乡射礼》
主人至堂下东边，袒露左臂，在拇指套上扳指，左臂着皮制臂衣，然后执弓在手，插三矢于身右带间，右手二、三指间挟矢一枝。
主人堂东袒决遂，执弓，搢三挟一个。
The host walked to the east side of the hall, exposed his left arm, put a finger guard on his thumb, put a leather arm guard on his left arm, then took the bow in his hand, inserted three arrows in the right side of his belt, and held one arrow between the second and third fingers of his right hand.