| Acts 17:23 | For as I passed by, and beheld your devotions, I found an altar with this inscription, TO THE UNKNOWN GOD. Whom therefore ye ignorantly worship, him declare I unto you. |
| 1 Corinthians 14:2 | For he that speaketh in an [unknown] tongue speaketh not unto men, but unto God: for no man understandeth [him]; howbeit in the spirit he speaketh mysteries. |
| 1 Corinthians 14:4 | He that speaketh in an [unknown] tongue edifieth himself; but he that prophesieth edifieth the church. |
| 1 Corinthians 14:13 | Wherefore let him that speaketh in an [unknown] tongue pray that he may interpret. |
| 1 Corinthians 14:14 | For if I pray in an [unknown] tongue, my spirit prayeth, but my understanding is unfruitful. |
| 1 Corinthians 14:19 | Yet in the church I had rather speak five words with my understanding, that [by my voice] I might teach others also, than ten thousand words in an [unknown] tongue. |
| 1 Corinthians 14:27 | If any man speak in an [unknown] tongue, [let it be] by two, or at the most [by] three, and [that] by course; and let one interpret. |
| 2 Corinthians 6:9 | As unknown, and [yet] well known; as dying, and, behold, we live; as chastened, and not killed; |
| Galatians 1:22 | And was unknown by face unto the churches of Judaea which were in Christ: |