大毘盧遮那經廣大儀軌 2.140

2.140

右白蓮華中，觀憾字光輪，
轉成無垢尊。印如大慧刀。

In the white lotus on the right, visualize the light-wheel of the syllable ham,
which transforms into the honored one Vimala;
the mudrā is like the sword of great prajñā.