Date: 1745

"Thrice shou'd Rebellion rear her Head, / With Front of Brass, but Heart of Lead"

— Whaley, John (bap. 1710, d. 1745)

Date: 1745

"Thou'lt weep, I know thy gentle Soul, my Fair, / No senseless Steel, no rugged Flint dwells there."

— Whaley, John (bap. 1710, d. 1745)

Date: 1746

Man may hold "a heart of stone"

— Ruffhead, James

Date: 1748

"the Persian Bands / In fearful Wonder ask; What God unseen / Such Pow'r bestow'd, and steel'd a Woman's Heart"

— Warton, Thomas, the elder (1688-1745)

Date: 1748

"These be now my Cares, / To leave the Muse for Virtue [...] but chief my Soul to steel / With adamantine Honour"

— Warton, Thomas, the elder (1688-1745)

Date: 1749

"Not all the Gems, which Indian Mines prepare, / Can with that Ruby in thy Soul compare: / Its bright'ning Blaze like Aaron's Breast shall shine, / Alike refulgent, and alike divine"

— Jones, Henry (1721-1770)

Date: 1749

"Happy soul, as silver tried, / Silver seven times purified, / Love hath broke the rock of stone, / All thy hardness melted down"

— Wesley, John and Charles

Date: 1749

"Yes; our soul the iron enters, / Sin is perfect misery"

— Wesley, John and Charles

Date: 1749

"Though I have steel'd my stubborn heart"

— Wesley, John and Charles

Date: 1749

"From all idolatrous excess, / From earthly dross refine, / And on my simple heart impress / The character Divine"

— Wesley, John and Charles