Gevurot 2:42

Orthodox Jewish Bible

⁴² And they were keseder (constantly) shtark (steadfastly) devoting themselves to the Moshiach’s pnimiyus (innermost) Torah as handed on by Moshiach’s Shlichim (emmisaries of the Rebbe, Melech HaMoshiach) and to being mishtatef (involved, joining) in the Messianic Chavurah (fellowship, company, group, especially one eating the paschal lamb together) and to the tishen (shared meals) with Betzi’at HaLechem (Breaking Bread) at the Seudos Moshiach and to the Tefillos.