Once you have located all the prophets in the grid, the remaining letters, when unjumbled, will spell out another prophet God sent.

ZECHARIAHH
ELIJAHHGAA
PKALMSAADI
HUEEUOCBLA
AKSUHMIUUS
NKOMAAMSHI
IAHANOJOEL
ABLSAHSILE
HAGGAIINHA
EHAIDABODA

AGABUS
HABAKKUK
JOEL
SAMUEL
AHIJAH
HAGGAI
JONAH
ZECHARIAH
AMOS
HOSEA
MICAH
ZEPHANIAH
ELIJAH
HULDAH
NAHUM
ELISHA
ISAIAH
OBADIAH

solution...