Hazrat Sulaiman bin Abi Yahya states that the companions of the Messenger of Allah (peace and blessings be upon him) — some of them used to do this, that is, they would gesture with their finger during supplication.

Hazrat Abdul Malik bin Umair narrates that Hazrat Ibn al-Zubair said: Surely you people make supplication. And the best supplication is in this manner, and he demonstrated by gesturing with his finger.

Hazrat Ma'bad bin Khalid narrates that Hazrat Qais bin Sa'd said: It was not done more than this, and he gestured with his finger.

Hazrat Mughira narrates that Ibrahim said: When a person points with his finger during prayer, it is a good thing, and it is (a sign of) monotheism, but he should not point with two fingers. Because this is disliked.

Hazrat Talha says that Hazrat Khaythama used to count up to fifty-three and would point with one finger.

Hazrat Usman bin Al-Aswad narrates that Hazrat Mujahid said: This is how supplication is made. And he gestured with one finger. To keep Satan under control.

Hazrat Ibn Sirin says that whenever the Companions saw a person supplicating with two fingers, they would strike one finger and say: Surely, there is only One God.

An Ansari man narrates that the Messenger of Allah, peace and blessings be upon him, passed by his grandfather while he was supplicating with two fingers, so the Prophet, peace and blessings be upon him, said: Supplicate with one (finger), for He is One.