It was narrated from `Abdullah bin `Abbas that the Messenger of Allah(ﷺ) said:"Whoever raises three orphans, is like the one who spends his nights in prayer and fasts during the day, and goes out morning and evening drawing his sword in the cause of Allah. In Paradise, he and I will be brothers like these two sisters,'and he held up his forefinger and middle finger together

English translation · Sunan Ibn Majah