BT Tan 22b(19) :אגב צעריה קאמ׳ מילתא כלפי שמיא‏ : he is saying something against Heaven because of his pain
See the entire entry for ˁal gabbē, ˁal gaḇ/geḇ prep. upon

BT Tan 22b(19) :דלמא חס ושלום אגב צעריה קאמ׳ מילתא כלפי שמיא‏ : perhaps, God forbid, it is because of his pain that he is speaking up against Heaven
See the entire entry for ṣˁar, ṣaˁrā n.m. pain, sorrow; disgrace