Reference for Psalms 31:15

וַאֲנִ֤י ׀ עָלֶ֣יךָ בָטַ֣חְתִּי יְהוָ֑ה אָ֝מַ֗רְתִּי אֱלֹהַ֥י אָֽתָּה׃

But as for me, I have trusted in Thee, O LORD; I have said: 'Thou art my God.'

BDB