Is Messianic Judaism Biblical Judaism?
What is the Jewish Calendar?
The Jewish Holy Days are the seven God's Holy Days.
The Shabbat is the seventh day which God sanctified and set apart for worship.
Tzedakah, the righteous giving.
Is Messianic Judaism Biblical Judaism? 
What is the Jewish Calendar?
The Jewish Holy Days are the seven God's Holy Days.
The Shabbat is the seventh day which God sanctified and set apart for worship.
Tzedakah, the righteous giving.