From G1 (as a negative particle) and G1415; {unable} that {is} weak (literally or figuratively); passively impossible: - could not {do} {impossible} {impotent} not {possible} weak.
Col 3:16Let the word of Christ dwell in you richly in all wisdom; teaching and admonishing one another in psalms and hymns and spiritual songs, singingG103 with grace in your hearts to the Lord.
Rev 5:9And they sungG103 a new song, saying, Thou art worthy to take the book, and to open the seals thereof: for thou wast slain, and hast redeemed us to God by thy blood out of every kindred, and tongue, and people, and nation;
Rev 14:3And they sungG103 as it were a new song before the throne, and before the four beasts, and the elders: and no man could learn that song but the hundred and forty and four thousand, which were redeemed from the earth.
Rev 15:3And they singG103 the song of Moses the servant of God, and the song of the Lamb, saying, Great and marvellous are thy works, Lord God Almighty; just and true are thy ways, thou King of saints.