28 Therefore, since we are receiving a kingdom that cannot be shaken, let us be thankful, and so worship God acceptably with reverence and awe,

Read Hebrews 12:28 Using Other Translations

Wherefore we receiving a kingdom which cannot be moved, let us have grace, whereby we may serve God acceptably with reverence and godly fear:
Therefore let us be grateful for receiving a kingdom that cannot be shaken, and thus let us offer to God acceptable worship, with reverence and awe,
Since we are receiving a Kingdom that is unshakable, let us be thankful and please God by worshiping him with holy fear and awe.