Read a Feb. 7, 2013, column from the journal Sightings on presidents’ use of religious references in their inaugural addresses.

President Obama delivered an address at the National Prayer Breakfast on Feb. 7, 2013. Read his full statement here.

Shamash, a project of Hebrew College Online, maintains a kosher database and information on Jewish books, the Holocaust and the Tanakh, or Hebrew Bible. It includes links to all things Jewish on the Internet.

ReligiousTolerance.org has an extensive section on Jews and Judaism, including descriptions of recent controversies, including Christian Zionism, missionary efforts aimed at Jews and recent acts of anti-Semitism.

Judaism 101 is a general clearinghouse of information about Judaism run by Tracey Rich, a Jewish layperson. It contains descriptions of the Jewish calendar, the Hebrew alphabet, holidays, life-cycle events, rituals, observances and much more.

The Jewish Virtual Library is an online Jewish encyclopedia with 13,000 articles and 6,000 photographs on topics ranging from anti-Semitism to Zionism as well as statistics on numerous aspects of Jewish life.

Beliefnet, a multifaith religion website and online community, maintains a section on Judaism that includes news articles, essays, blogs, how-to’s, discussions and reviews.

Felipe Mesa has just started a house church in Taneytown, Md.

Jared Looney is a church planter involved in house churches in the Bronx, N.Y. He is part of MetroSoul, a cooperative organization of church organizations and church planters working to plant simple churches throughout the New York metropolitan area. He blogs at Urban Ekklesia.