 Robert Irwin states that Renan said his own grasp of Arabic was so bad because his teacher's was so bad.Le Hir published only a few articles, which, along with others, were collected, after his death, in the two volumes entitled "Etudes Bibliques", Paris, 1869.This work shows him at his best, in the range and solidity of his acquirements, and in the breadth of his views.