Verses with the word walkest in the New Testament (3 verses):

Acts 21:24
Them take, and purify thyself with them, and be at charges with them, that they may shave their heads: and all may know that those things, whereof they were informed concerning thee, are nothing; but that thou thyself also walkest orderly, and keepest the law.

Romans 14:15
But if thy brother be grieved with thy meat, now walkest thou not charitably. Destroy not him with thy meat, for whom Christ died.

3 John 1:3
For I rejoiced greatly, when the brethren came and testified of the truth that is in thee, even as thou walkest in the truth.