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Lying is forbidden in Islam
The Prophet Muḥammad, ṣallAllāhu `alayhi wa sallam, said: Which means: “Lying is not good, whether in seriousness or joking.” Related by al-Bayhaqiyy. and he said: which means: "Woe to him who talks to people and lies to make them laugh, woe to him, woe to him" related by imam 'Aḥmad in his Mousnad.
https://www.islam.ms/en/?p=126
Tawassoul: Invocation of God by the Degree of the Prophets and the Virtuous
Tawassoul: Invocation of Allah by the degree of Prophets and the Virtuous is permitted in Islam believing that God is the Only One who creates benefit and harm.
https://www.islam.ms/en/?p=131