Kehillah in Corinth I 15:14-16
Orthodox Jewish Bible
14 And if Rebbe, Melech HaMoshiach has not been raised, then our preaching to you was in vain and also in vain is your emunah (faith).
15 Moreover, we are found also to be edei sheker (false witnesses) [SHEMOT 20:16; DEVARIM 19:16-21] misrepresenting Hashem Himself, because we gave solemn edut (testimony 1:6) as in the presence of G-d that Hashem raised Rebbe, Melech HaMoshiach—whom, of course, He did not raise if, as you say, the Mesim are not bemetzius (in fact) raised.
16 For if the Mesim (Dead persons) have not Techiyah, neither has Rebbe, Melech HaMoshiach had a Techiyah;Read full chapter