According to the epitaph by Postius, Romaguera was a renowned preacher and intellectual, and also represented the Catholic Church in the Courts convened by Philip V in 1701–1702.
Romaguera, according to Postius' epitaph, was a respected authority on matters of faith and learning, and also played a key role as the Catholic Church's representative in the judicial proceedings led by Philip V between 1701 and 1702.