diff --git a/xmpp_tg/xmpp.py b/xmpp_tg/xmpp.py
index c0efe77..0c4d885 100644
--- a/xmpp_tg/xmpp.py
+++ b/xmpp_tg/xmpp.py
@@ -4,6 +4,7 @@ import logging, traceback, pprint
 
 from sleekxmpp.componentxmpp import ComponentXMPP
 from sleekxmpp import Presence, Message
+from sleekxmpp.exceptions import XMPPError
 
 from telethon.tl.functions.messages import GetDialogsRequest, SendMessageRequest, SendMediaRequest, EditMessageRequest, DeleteMessagesRequest, ImportChatInviteRequest, GetFullChatRequest, AddChatUserRequest, DeleteChatUserRequest, CreateChatRequest, DeleteHistoryRequest
 from telethon.tl.functions.account import UpdateStatusRequest, GetAuthorizationsRequest, UpdateProfileRequest, UpdateUsernameRequest
@@ -125,54 +126,57 @@ class XMPPTelegram(ComponentXMPP):
                         self.gate_reply_message(iq, 'Error.')
 
                 else:  # -- normal message --
-                    try:
-                        tg_id = int(iq['to'].node[1:])
-                    except ValueError:
-                        self.gate_reply_message(iq, 'Invalid JID')
-                    tg_peer = None
-                    msg = iq['body']
-                    reply_mid = None
+                    self.send_tg_message(iq)
 
-                    if msg.startswith('>'):  # quoting check
-                        msg_lines = msg.split('\n')
-                        matched = re.match(r'>[ ]*(?P<mid>[\d]+)[ ]*', msg_lines[0]) #TODO: check regex
-                        matched = matched.groupdict() if matched else {}
+    def send_tg_message(self, iq):
+        jid = iq['from'].bare
+        try:
+            tg_id = int(iq['to'].node[1:])
+        except ValueError:
+            raise XMPPError(text="Invalid Telegram-ID")
+        tg_peer = None
+        msg = iq['body']
+        reply_mid = None
 
-                        if 'mid' in matched:  # citation
-                            reply_mid = int(matched['mid'])
-                            msg = '\n'.join(msg_lines[1:])
+        if msg.startswith('>'):  # quoting check
+            msg_lines = msg.split('\n')
+            matched = re.match(r'>[ ]*(?P<mid>[\d]+)[ ]*', msg_lines[0]) #TODO: check regex
+            matched = matched.groupdict() if matched else {}
 
-                    if iq['to'].bare.startswith( ('u', 'b') ):  # normal user
-                        tg_peer = InputPeerUser(tg_id, self.tg_dialogs[jid]['users'][tg_id].access_hash)
-                    elif iq['to'].bare.startswith('g'):  # generic group
-                        tg_peer = InputPeerChat(tg_id)
-                    elif iq['to'].bare.startswith( ('s', 'c') ):  # supergroup
-                        tg_peer = InputPeerChannel(tg_id, self.tg_dialogs[jid]['supergroups'][tg_id].access_hash)
-                        
-                    # peer OK. 
-                    if tg_peer:
-                        result = None 
-                        
-                        # detect media
-                        if msg.startswith('http') and re.match(r'(?:http\:|https\:)?\/\/.*\.(?:' + self.config['media_external_formats'] + ')', msg):
-                            urls = re.findall(r'(?:http\:|https\:)?\/\/.*\.(?:' + self.config['media_external_formats'] + ')', msg)
-                            message = msg.replace(urls[0], '')
-                            media = InputMediaPhotoExternal(urls[0], "Image")
-                            try:
-                                result = self.tg_connections[jid].invoke(SendMediaRequest(tg_peer, media, message, random_id = generate_random_long(), reply_to_msg_id = reply_mid))
-                            except Exception:
-                                print('Media upload failed.')
-                                
-                        # media send failed. #
-                        if not result:
-                            result = self.tg_connections[jid].invoke(SendMessageRequest(tg_peer, msg, generate_random_long(), reply_to_msg_id=reply_mid))
+            if 'mid' in matched:  # citation
+                reply_mid = int(matched['mid'])
+                msg = '\n'.join(msg_lines[1:])
 
-                        # find sent message id and save it
-                        if result and hasattr(result, 'id'):  # update id 
-                            msg_id = result.id
-                            self.tg_dialogs[jid]['messages'][tg_id] = {'id': msg_id, 'body': msg}
-                            #self.send_message(mto=iq['from'], mfrom=iq['to'], mtype='chat', mbody='[Your MID:{}]'.format(msg_id))
+        if iq['to'].bare.startswith( ('u', 'b') ):  # normal user
+            tg_peer = InputPeerUser(tg_id, self.tg_dialogs[jid]['users'][tg_id].access_hash)
+        elif iq['to'].bare.startswith('g'):  # generic group
+            tg_peer = InputPeerChat(tg_id)
+        elif iq['to'].bare.startswith( ('s', 'c') ):  # supergroup
+            tg_peer = InputPeerChannel(tg_id, self.tg_dialogs[jid]['supergroups'][tg_id].access_hash)
+            
+        # peer OK. 
+        if tg_peer:
+            result = None 
+            
+            # detect media
+            if msg.startswith('http') and re.match(r'(?:http\:|https\:)?\/\/.*\.(?:' + self.config['media_external_formats'] + ')', msg):
+                urls = re.findall(r'(?:http\:|https\:)?\/\/.*\.(?:' + self.config['media_external_formats'] + ')', msg)
+                message = msg.replace(urls[0], '')
+                media = InputMediaPhotoExternal(urls[0], "Image")
+                try:
+                    result = self.tg_connections[jid].invoke(SendMediaRequest(tg_peer, media, message, random_id = generate_random_long(), reply_to_msg_id = reply_mid))
+                except Exception:
+                    print('Media upload failed.')
+                    
+            # media send failed. #
+            if not result:
+                result = self.tg_connections[jid].invoke(SendMessageRequest(tg_peer, msg, generate_random_long(), reply_to_msg_id=reply_mid))
 
+            # find sent message id and save it
+            if result and hasattr(result, 'id'):  # update id 
+                msg_id = result.id
+                self.tg_dialogs[jid]['messages'][tg_id] = {'id': msg_id, 'body': msg}
+                #self.send_message(mto=iq['from'], mfrom=iq['to'], mtype='chat', mbody='[Your MID:{}]'.format(msg_id))
 
     def event_presence_unsub(self, presence):
        return