8162   spiritual vitality
     8235   doctrine, nature of
     8459   perseverance

2 Timothy 1:13-14

     5109   Paul, apostle
     5293   defence, human
     7756   preaching, content
     7770   priests, NT tasks
     7797   teaching
     8028   faith, body of beliefs
     8236   doctrine, purpose
     8251   faithfulness, to God
     8316   orthodoxy, in NT
     8486   spiritual warfare, armour
     8750   false teachings