Verses with the word wast in the New Testament (8 verses):

Matthew 26:69
Now Peter sat without in the palace: and a damsel came unto him, saying, Thou also wast with Jesus of Galilee.

Mark 14:67
And when she saw Peter warming himself, she looked upon him, and said, And thou also wast with Jesus of Nazareth.

John 1:48
Nathanael saith unto him, Whence knowest thou me? Jesus answered and said unto him, Before that Philip called thee, when thou wast under the fig tree, I saw thee.

John 9:34
They answered and said unto him, Thou wast altogether born in sins, and dost thou teach us? And they cast him out.

John 21:18
Verily, verily, I say unto thee, When thou wast young, thou girdest thyself, and walkedst whither thou wouldest: but when thou shalt be old, thou shalt stretch forth thy hands, and another shall gird thee, and carry thee whither thou wouldest not.

Revelation 5:9
And they sung a new song, saying, Thou art worthy to take the book, and to open the seals thereof: for thou wast slain, and hast redeemed us to God by thy blood out of every kindred, and tongue, and people, and nation;

Revelation 11:17
Saying, We give thee thanks, O LORD God Almighty, which art, and wast, and art to come; because thou hast taken to thee thy great power, and hast reigned.

Revelation 16:5
And I heard the angel of the waters say, Thou art righteous, O Lord, which art, and wast, and shalt be, because thou hast judged thus.