Verses with the word faithfully in the Old Testament (7 verses):

2 Kings 12:15
Moreover they reckoned not with the men, into whose hand they delivered the money to be bestowed on workmen: for they dealt faithfully.

2 Kings 22:7
Howbeit there was no reckoning made with them of the money that was delivered into their hand, because they dealt faithfully.

2 Chronicles 19:9
And he charged them, saying, Thus shall ye do in the fear of the LORD, faithfully, and with a perfect heart.

2 Chronicles 31:12
And brought in the offerings and the tithes and the dedicated things faithfully: over which Cononiah the Levite was ruler, and Shimei his brother was the next.

2 Chronicles 34:12
And the men did the work faithfully: and the overseers of them were Jahath and Obadiah, the Levites, of the sons of Merari; and Zechariah and Meshullam, of the sons of the Kohathites, to set it forward; and other of the Levites, all that could skill of instruments of musick.

Proverbs 29:14
The king that faithfully judgeth the poor, his throne shall be established for ever.

Jeremiah 23:28
The prophet that hath a dream, let him tell a dream; and he that hath my word, let him speak my word faithfully. What is the chaff to the wheat? saith the LORD.