Maṅgalam 1
A benedictory verse, standing outside the numbered sequence.
In plain words
That which is bliss, eternal, light, all-pervading, the ground of name and form: that am I; unknown to the intellect, yet the knower of the intellect, stainless and boundless.
Word for word
That which is bliss, eternal, light, pervading, the ground of name and form, that am I; by the intellect not known, the intellect knowing, stainless, boundless.