إِنْجِيلُ يُوحَنَّا 15:2

كُلُّ غُصْنٍ فِيَّ لَا يَأْتِي بِثَمَرٍ يَنْزِعُهُ، وَكُلُّ مَا يَأْتِي بِثَمَرٍ يُنَقِّيهِ لِيَأْتِيَ بِثَمَرٍ أَكْثَرَ.

Every branch in me that beareth not fruit he taketh away: and every branch that beareth fruit, he purgeth it, that it may bring forth more fruit.