Connect Isaiah 48:15 with another scripture about God's faithfulness to His promises. Scripture focus • Isaiah 48:15 — “I, even I, have spoken; yes, I have called him, I will bring him, and he will succeed in his mission.” • 1 Thessalonians 5:24 — “The One who calls you is faithful, and He will do it.” Observations • Both passages underline two unchanging truths: God calls, and God completes. • Isaiah highlights the Lord’s personal involvement—“I, even I.” The repetition stresses certainty. • Paul echoes the same certainty: the God who initiates is “faithful,” so fulfillment is guaranteed. • The faithfulness described is not abstract; it is tied to concrete action—“I will bring him,” “He will do it.” God’s faithful actions threaded through Scripture • Numbers 23:19 — “God is not a man, that He should lie... Has He spoken, and will He not fulfill it?” • Joshua 21:45 — “Not one of all the LORD’s good promises to the house of Israel failed; everything was fulfilled.” • 2 Corinthians 1:20 — “For all the promises of God are ‘Yes’ in Christ.” • Hebrews 10:23 — “Let us hold resolutely to the hope we confess, for He who promised is faithful.” Why this matters for us • Assurance: God’s calling on our lives is backed by His own integrity; anxiety over outcomes melts in the light of His faithfulness. • Perseverance: Knowing He will “bring” and “do” keeps us moving forward when circumstances look contrary. • Worship: Trustworthy fulfillment of promises fuels heartfelt gratitude and praise. Living it out today • Recall how God has already kept promises to you personally; thank Him aloud. • When facing uncertainty, pair Isaiah 48:15 with 1 Thessalonians 5:24—read them together and meditate on the repeated “will.” • Speak God’s faithfulness to fellow believers who are struggling; remind them that the One who called them will also complete His work (Philippians 1:6). Key takeaway The God who speaks in Isaiah and the God proclaimed by Paul is one and the same: He calls, He brings, He does. His promises never stall; they always arrive on time. |
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