Explanatory Notes on the Whole Bible, by John Wesley, [1754-65], at sacred-texts.com
psa 54:1Name - By thy own strength. Judge - Plead my cause.
psa 54:3Strangers - The Zephites, whom, though Israelites, he calls strangers in regard of their barbarous and perfidious carriage.
psa 54:5Thy truth - Whereby thou art engaged to fulfil thy promises and threatenings.