Yehoash was the pen name for Solomon Blumgarten, a Yiddish-language poet. He was responsible for translating many works of world literature into Yiddish, including a very popular translation of the Bible. Wikipedia
The definitive Wikipedia entry for Yehoash. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Yehoash_%28Blumgarten%29