Alfonso's only brother, Ramiro, had been a Benedictine monk since childhood, and his commitment to the church, his temperament and vow of celibacy made him ill-suited to rule a kingdom under constant military threat and in need of a stable line of succession.
Alfonsov jedini brat, Ramiro, bio je benediktinski redovnik od djetinjstva, a njegova predanost Crkvi, njegov temperament i zavjet celibata činili su ga nepodesnim vladati kraljevstvom pod stalnom vojnom prijetnjom i potrebnom stabilnom linijom nasljeđivanja.