How do qadīm bilā ibtidāʾ and dāʾim bilā intihāʾ differ?

Reading the Creed Text: Terms, Qualifications and Meaning

• Both merely refer to a very long duration
• The first is an attribute of creation, the second of the Creator
• The first states beginninglessness, the second endlessness
• The first concerns provision, the second prophethood