ויאמרו האנשים ההמה אליו אנחנו טמאים לנפש אדם למה נגרע לבלתי הקריב את קרבן ד' במועדו
These men had become ritually contaminated, a status which precludes them from participating in the Korban Pesach. This was an epic spiritual experience from which they did not want to be excluded. So intense was their desire to participate, they petitioned Moshe Rabbeinu to somehow include them. In recognition of their nobility and unparalleled sheifah, aspiration/yearning for this mitzvah, Hashem appointed them to be the medium through whom He would reveal the new mitzvah of Pesach Sheini, which would be offered one month after the appointed time for Pesach. The normal course of the Torah was to issue mitzvos through…
