Flash of Light (rank 5)

• Avenging WrathLevel 1
• Devotion AuraLevel 1 · Rank 1
• Divine LightLevel 1
• Divine ProtectionLevel 1 · Rank 1
• Divine SacrificeLevel 1
• Eye for an EyeLevel 1
• FanaticismLevel 1
• Flash of LightLevel 1
• Guarded by the LightLevel 1
• Hand of SacrificeLevel 1
• Holy LightLevel 1
• Judgement of FuryLevel 1
• Judgement of MartyrdomLevel 1
• Judgement of RighteousnessLevel 1 · Rank 1
• Righteous FuryLevel 1
• Righteous JudgementLevel 1
• Sacred ShieldLevel 1
• Sacrifice RedeemedLevel 1
• Seal of FuryLevel 1 · Rank 1
• Seal of MartyrdomLevel 1
• Seal of RighteousnessLevel 1 · Rank 1
• Shield of RighteousnessLevel 1
• VindicationLevel 1
• Blessing of MightLevel 4 · Rank 1
• JudgementLevel 4
• Holy StrikeLevel 6 · Rank 1
• Judgement of the CrusaderLevel 6 · Rank 1
• Seal of the CrusaderLevel 6 · Rank 1
• Hammer of JusticeLevel 8 · Rank 1
• PurifyLevel 8
• Blessing of ProtectionLevel 10 · Rank 1
• Lay on HandsLevel 10 · Rank 1
• RedemptionLevel 12 · Rank 1
• Blessing of WisdomLevel 14 · Rank 1
• Retribution AuraLevel 16 · Rank 1
• Blessing of FreedomLevel 18
• Blessing of KingsLevel 20
• ConsecrationLevel 20 · Rank 1
• ExorcismLevel 20 · Rank 1
• Judgement of CommandLevel 20 · Rank 1

And 33 more.

The free addon pack puts it on your bars, or see the whole Paladin spell list.