$ adb devices ## I have one real device and one emulator
List of devices attached
xxxxxxxxxxxx device
emulator-5554 device
$ adb -s emulator-5554 shell ## To access specific device's shell and then use sqlite3 command
root@android:/ # sqlite3
SQLite version 3.7.11 2012-03-20 11:35:50
Enter ".help" for instructions
Enter SQL statements terminated with a ";"
sqlite>
$ adb -s emulator-5554 pull /system/xbin/sqlite3
4005 KB/s (67880 bytes in 0.016s)
s
$ adb -s 015d28569058200a push sqlite3 /system/xbin/
failed to copy 'sqlite3' to '/system/xbin//sqlite3': Read-only file system