It is narrated about Sayyiduna Abdullah bin Umar (may Allah be pleased with them both) that once a funeral was brought, and he was not in a state of ablution at that time. He performed tayammum and offered the funeral prayer.
Hadith Referenceسنن الدارقطني / كتاب الطهارة / 775
Hadith Takhrij«أخرجه الدارقطني فى ((سننه)) برقم: 775»