IN GR TR AL OF CO xxxxx 1️⃣ ✅ 3️⃣ 4️⃣ 5️⃣ 6️⃣ 7️⃣ 8️⃣ xxxxx AN RP IV alia

0642 ← → 0644

0643 CO Ego sum pastor bonusModus 8

0642 ⟽ CO 2 ⟾ 0644 xxx ↘️ 

Ego sum pastor bonus alleluia / et cognosco oves meas /
et cognoscunt me meae / alleluia alleluia.