However, he is most known for his work within Hebrew studies.
He also developed an annual educational program for adults, and added Hebrew studies.
Arnold's great interest was in Hebrew studies, on which he published several works.
The daily curriculum is divided in half between general studies and Hebrew studies.
The later resurgence of Hebrew studies within Christianity owes much to him.
He also developed a deep interest in Hebrew studies and in particular the correct reading of the Old Testament.
The children at the yeshiva learn English in their English and Hebrew studies.
It was within this context of cultural patronage that interest in Hebrew studies developed and flourished.
The group engages its members in worship, Hebrew study, other education, community service and social activism.
The curriculum was secular, including science, humanities, and Hebrew studies, including Jewish history.