Matthew
The phrase "kingdom of God" appears in Luke's gospel thirty-three times.
Matthew has it in 31 verses. It's not found elsewhere.
The gospel is and always has been "repent for the kingdom is near."
The Gospel or 'Good News' of the Coming Kingdom of God can have many synonyms. See link below:
In Mark's gospel while Jesus was a Human, the most important thing he did was bear witness to the Truth about his Father and God's Kingdom.
In the King James translation, the word "kingdom" appears in Matthew's gospel 55 times.
Mark 1:15:1) the Kingdom of God is at hand...2) repent ye...3) believe the good news [gospel].
The keyword for this question is "keyword."
TWENTY TIMES IN THE COPTIC VERSION.TWICE IN THE GREEK FRAGMENTS
Call: 865-933-0400. Kingdom Heirs only tour from January to 2nd or 3rd week of March
The song Fully Committed was from Kingdom's first CD called Amazing not the second CD Serious.
The word "kingdom" is used 369 times in the King James Version Bible. See http://bibleresources.bible.com/keywordsearchresults.php?keyword=kingdom&multiplemethod=all&version1=9&numpageresults=25&sortorder=bookorder&page=1 for each verse that has the word "kingdom" in it.