Verses with the word mattenai in the Old Testament (3 verses):

Ezra 10:33
Of the sons of Hashum; Mattenai, Mattathah, Zabad, Eliphelet, Jeremai, Manasseh, and Shimei.

Ezra 10:37
Mattaniah, Mattenai, and Jaasau,

Nehemiah 12:19
And of Joiarib, Mattenai; of Jedaiah, Uzzi;