THE HOLY BIBLE Authorized King James
Psalms (Author Moses, David, Solomon, Asaph, Heman, Ethan, sons of Korah, compiled by Ezra)
Chapter 57
7My heart is fixed, O God, my heart is fixed: I will sing and give praise.
Chapter 108
1O God, my heart is fixed; I will sing and give praise, even with my glory.
Chapter 112
7He shall not be afraid of evil tidings: his heart is fixed, trusting in the LORD.
Original from The Bible Foundation - bf.org. They claim public domain status for their original text.