Quiz time: Odd one out

From my book Ask Me Another, an odd-one-out quiz, testing your knowledge of well-known biblical books, people and places.

Can you spot the odd one out in each of these groups? Starting with a different letter or being from a different Testament is not enough!

1
a. Matthew
b. James
c. John

2
a. Exodus
b. Numbers
c. Joshua

3
a. Samson and Delilah
b. Aquila and Priscilla
c. David and Bathsheba

4
a. Matthew
b. Timothy
c. Peter

5
a. Andrew
b. James
c. John

6
a. The Psalms
b. Proverbs
c. Ecclesiastes

7
a. Genesis
b. John
c. Isaiah

8
a. Jude
b. Philemon
c. James

9
a. Capernaum
b. Jericho
c. Damascus

10
a. Romans
b. Philemon
c. Hebrews

11
a. Luke
b. Revelation
c. Acts

12
a. Benjamin
b. Joseph
c. Reuben

13
a. Joseph
b. Zechariah
c. Silas

14
a. Zephaniah
b. Tobit
c. Nahum

15
a. Galatians
b. Romans
c. Revelation