It is narrated from Hazrat Wa'il (may Allah be pleased with him) that I saw the Noble Prophet (peace and blessings be upon him) raising his hands with the takbeer, until his thumbs reached the level of his earlobes.
Hadith Referenceمسند احمد / تتمہ مُسْنَدِ الْكُوفِيِّينَ / 18849
Hadith Gradingحکم دارالسلام:حديث صحيح، وهذا إسناد ضعيف لانقطاعه، عبدالجبار بن وائل لم يسمع من أبيه