Know of wickedness

1. Hel. 9: 23
     23 Behold ye say that I have agreed with a man that he should murder Seezoram, our chief judge. But behold, I say unto you, that this is because I have testified unto you that ye might know concerning this thing; yea, even for a witness unto you, that I did know of the wickedness and abominations which are among you.
2. Hel. 15: 7
     7 And behold, ye do know of yourselves, for ye have witnessed it, that as many of them as are brought to the knowledge of the truth, and to know of the wicked and abominable traditions of their fathers, and are led to believe the holy scriptures, yea, the prophecies of the holy prophets, which are written, which leadeth them to faith on the Lord, and unto repentance, which faith and repentance bringeth a ^achange of heart unto them—