大方廣佛華嚴經疏 24.4

24.4

二釋名者，藏是出生蘊積之義，謂一藏內體含法界故。攝德出用一一無盡，寄圓顯十，即帶數釋也。

Second, in explaining the name: "treasury" has the meaning of producing and accumulating, meaning that within a single treasury, its essence contains the dharmadhātu. Gathering virtues and producing functions, each is inexhaustible; relying on perfection to reveal ten is an interpretation with an attached numeral.