JSBhom 8:356 :ܐܸܫܬܲܓܪܲܬ̤ ܗܼܘܵܬ݂ ܪܽܘܚܵܐ ܒܢܽܘܪܵܐ ܥܲܙܼܝܙܵܐܼܝܬ݂܃ ܕܲܒ݂ܙܲܗܝܽܘܬ݂ܵܐ ܬܩܲܒ݁ܠܸܗ ܠܚܲܬ݂ܢܵܐ ܡܸܢ ܓܲܘ ܡܲܝ̈ܵܐ‏ : the Spirit was strongly heated in the fire so that it could accept the Groom out of the water in splendor/purity
See the entire entry for zahyū, zahyūṯā n.f. splendor