• BN-TAFSEER-IBN-E-KASEER
““O my dear son,” [continued Luqman,] “verily, if there be but the weight of a mustard-seed, and though it be [hidden] in a rock, or in the skies, or in the earth, God will bring it to light: for, behold, God is unfathomable [in His wisdom], all-aware”
Please check ayah 31:19 for complete tafsir.