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Though I speak with the tongues of men and of angels, but have not love, I have become sounding brass or a clanging cymbal…  1 Corinthians 13:1 (NKJV)

ded·i·ca·tion (from Bing.com)

1. devotion: the quality of being devoted or committed to something
2. inscription: a short printed text at the beginning of a written or musical work associating it with somebody esteemed by the author

    3.    piece of music: a piece of music played or requested as a tribute, especially on the radio.