Complex sentence: Unlike meditative practices in Eastern Christianity (such as hesychasm) which repeat the Jesus Prayer many times, Lectio Divina uses different Scripture passages at different times and although a passage may be repeated a few times, Lectio Divina is not repetitive in nature.
Split into simpler sentences: Unlike meditative practices in Eastern Christianity "Lectio Divina" uses different Scripture passages at different times. Although a passage may be repeated a few times, "Lectio Divina" is not essentially repetitive in nature.