Thereafter, he entered the seminary of the diocese of Bruges.

That same year, he entered the Catholic seminary in Paderborn.

He passed his university exams and in 1924 entered the advanced seminary in Urach.

He continued studying theology, where he entered the Theological seminary.

Buechner's decision to enter the seminary had come as a great surprise to those who knew him.

He entered the seminary of Naples in 1744, and was ordained priest in 1752.

When he was 13 years old, he entered the diocesan seminary of León.

In 1805 he entered the seminary of Angers, where he made rapid progress.

Rivera entered the seminary of Durango in 1955.

In 1864 he entered the diocesan seminary of Brescia.