Firstborn from the dead simply states that Jesus was the first one to rise from the dead. However, the implication is that there will be more resurrections. That of course is the Christian hope.
Firstborn from the dead in Greek:
Prōtotokos ek tōn nekrōn
Strong’s Concordance numbers: 4416a, 3498
Bible references: Col. 1:18; Rev. 1:5
From Jesus Christ, the faithful witness, the firstborn of the dead, and the ruler of the kings of the earth. To Him who loves us and released us from our sins by His blood. (Revelation 1:5)
Similar names of Jesus are Firstborn and Firstborn of all creation. He is also the First fruits.