And Hezekiah
Chizqiyah  (khiz-kee-yaw')
strengthened of Jah; Chizkijah, a king of Judah, also the name of two other Israelites -- Hezekiah, Hizkiah, Hizkijah.

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prayed
palal  (paw-lal')
to judge (officially or mentally); by extension, to intercede, pray -- intreat, judge(-ment), (make) pray(-er, -ing), make supplication.

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unto the LORD
Yhovah  (yeh-ho-vaw')
(the) self-Existent or Eternal; Jehovah, Jewish national name of God -- Jehovah, the Lord.

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saying
'amar  (aw-mar')
to say (used with great latitude)New American Standard Bible
Hezekiah prayed to the LORD saying,

King James Bible
And Hezekiah prayed unto the LORD, saying,

Holman Christian Standard Bible
Then Hezekiah prayed to the LORD:

International Standard Version
Hezekiah prayed to the LORD:

NET Bible
Hezekiah prayed before the LORD:

GOD'S WORD® Translation
and prayed to the LORD,

King James 2000 Bible
And Hezekiah prayed unto the LORD, saying,Isaiah 37:15
Isaiah 37:15 NIV
Isaiah 37:15 NLT
Isaiah 37:15 ESV
Isaiah 37:15 NASB
Isaiah 37:15 KJV