大毘盧遮那成佛神變加持經 (Shubhakarasimha & Yixing 724) 2.64

2.64

At that time, all the vajradharas with the Lord of Secrets as their leader, and the assembly of bodhisattvas with Samantabhadra as their leader, bowed their heads to the Buddha Vairocana, and each in their own voices requested and said to the Lord: “We wish to proclaim the mantra Dharma-phrases in accordance with the gates of dharmadhātu purity that we have penetrated, in this Great King of Maṇḍalas born of the Great Compassion Store.”